LPKPM SPM 2011 BIOLOGY PAPER 1, 2, 3 SULIT

LEMBAGA PEPERIKSAAN KEMENTERIAN PELAJARAN MALAYSIA totafaysi.o

SIJIL PELAJARAN MALAYSIA 2OII

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BIOLOGY Kertas

1

Nov./Dis. _1

I7

Jam

Satu jam lima belas minit

JANGAN BUKA KERTAS SOALAN INI SEHINGGA DIBERITAHU

1. Kertas soalan ini adalah dalam dwibahasa. 2. Soalan dalam bahasa Inggeris mendahului soalan yang sepadan

dalam

bahasa Melayu.

3.

Calon dikehendaki membaca maklumat di halaman belakang kertas soalan ini.

Kertas soalan ini mengandungi 42halaman bercetak dan 2halaman tidak bercetak. [Lihat halaman sebelah 455111 o 20lt Hak cipta Kerajaan Malaysia SULIT

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Diagram

Rajah

I

l shows anAmoebasp. menunjukkan Amoeba sp.

Diagram 1 Rajah I

What is structure P?

Apakah struktur P?

A

Nucleus

Nukleus

B

Cytoplasm

Sitoplasma

C

Pseudopodium

Pseudopodium

D

Contractile vacuole Vakuol mengecut

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3

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The following information shows the cell organisation in multicellular organisms.

Moklumat berikut menunjukkan organisasi sel di dalam organisma multisel. Cells

Sel ->

Tissues

Systems

Tisu

Sistem

->

Multicellular organisms Organisma multisel

Which is an example of X? Manakah suatu contoh bagi X?

A

B

C

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D

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SULIT 3 Which organelle

4

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is found abundantly in muscle tissue?

Organel manakah yang terdapat dengan banyak dalam tisu otot?

A

Ribosome

Ribosom

B

Mitochondria

Mitokondrion

C

Golgi apparatus Jasad Golgi

D

Smooth endoplasmic reticulum

Jalinan endoplasma licin

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SULIT 5 4 An athlete intends to take part in the marathon event in the Olympic his endurance training on day X.

451yt Games. He begins

Which graph shows the changes in the number of mitochondria in the muscle cells of his legs? Seorang atlet bercadang untuk mengambil bahagian dalam acara maraton di Sukan olimpik. Dia memulakan latihan daya ketahanin pada hari X.

Graf manakah yang menunjukkan perubahan bilangan mitokondrion dalam sel otot kakinya? B

A

Number of mitochondria Bilangan mitokondrion

Number of mitochondria

Bilangan mitokondrion

Time (Days)

Time (Days)

Masa (Hari)

Masa (Hari)

C

D Number of mitochondria

Number of mitochondria Bilangan mitokondrion

Bilangan mitokondrion

Time (Days)

Masa (Hari)

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The following information describes a type of movement of molecules across the plasma membrane.

Moklumat berikut menerangkan sejenis pergerakan molekul-molekul merentasi membran plasma. Molecules move down the concentration gradient with the help of carrier proteins and do not require energy

Molekul bergerak mengikut kecerunen kepekatan dengan bantuan protein pembawa dan tidak memerlukan tenaga What type of movement is this? Apakah jenis pergerakan ini?

A

Osmosis Osmosis

B

Active transport Pengangkutan aktif

C

Simple diffirsion

Resapan ringkas

D

Facilitated diffi.rsion

Resapan berbantu Diagram 2 shows the condition of a fresh plant cell that was first immersed in 20o sucrose solution for 30 minutes and then in distilled water for 30 minutes.

Rajah 2 menunjukkan keadaan satu sel tumbuhan yang segar yang mula-mula direndam dalam larutan sukrosa 20% selama 30 minit dan kemudian direndam dalam air suling selama 30 minit.

Dragram2 Rajah 2

Which is the correct sequence of the changes in the cell?

Urutan manakah yang betul bagi perubahan di dalam sel itu?

A B C D

P*R+Q Q+P+B P+ Q+R Q+ R+P

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Diagram 3. is a graph which shows the percentage of spinach cells plasmolysed when immersed in sucrose solution with different concentration.

Rajah 3 ialah $raf yang-menunjukkan peratusan sel bayam yang mengalami plasmolisis apabila direndam di dalam laiutan sukrosa yan; berieza\"p"kitor. % cells plasmolysed oh sel

yang mengalami plasmolisis

100

70

Concentration of sucrose solution Kepekatan larutan sukros a Diagram 3

Rajah

3

Which concentration of sucrose solutiofl, A, B, C orD, is isotonic to spinach cells?

Antara kepekatan larutan sukrosa,, A, B, C dan D, yang manakah isotonik pada sel bayam?

8

A gardener planted

a herbaceous plant which is non-woody plant in a pot with soil taken from the mangrove swamp. After a few days he found that the plant wilted.

What should be done to prevent the plantfrom wilting?

Seorang tukang kebun menanam tumbuhan herba yang merupakan tumbuhan tidak berkayu di dalam pasu dengan menggunakan tanah dari kawasan paya bakau. Selepas beberapa ltari, dia mendapati tumbuhan itu layu.

Apakah yang harus dilakukan untuk mengelakkan tumbuhan itu daripada menjadi layu?

A

Aerate the soil by digging

Mengudarakan tanah dengan menggembur Add fertiliser to the soil Menambah baja ke dalam tanah

C

Add water to the soil Menambah air ke dalam tanah

D

Add more soil in the pot Menambah lebih banyak tanah ke dalam pasu

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SULIT 8 9 Diagram 4 shows the structure of a protein molecule.

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Rajah 4 menunjukkan struktur molekul protein.

Dtagram4 Rajah 4

Which is the level of organisation of this protein? Apakah aras organisasi protein ini?

A

Primary

Primer

B

Secondary Sekunder

C

Tertiary

Tertier

D

Quaternary

Kuartener

10

Which of the following is a polysaccharide? Antara yang berikut, yang manakah polisakarida?

A

Cellulose

Selulosa

B

Fructose

Fruktosa

C

Sucrose

Sukrosa

D

Glucose

Glukosa

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Diagram 5 shows two shirts, P and Q, that were stained with butter. The shirts were

washed with washing powder that contains enzyme X at different temperatures.

Rajah 5 menuniukkan dua helai baju, P dan Q, yorg dikotori oleh mentega. Baju-baiu tersebut dicuci dengan serbuk pencuci yaig suhu yang berbeza.

*rgordungi

enzim X

pida

a

Before washing Sebelum cuci

washing Sebelum cuci

After washing Selepas cuci

Before

After washing Selepas cuci

Diagram 5

Rajah

5

What is enzyme X and the possible temperatures that were used for P and Q? Apakah enzim X dan suhu yang mungkin telah digunakan untuk P dan Q? Enzyme X

Enzim X

A

Temperature for Q ("C) Suhu untuk Q ('C)

10

35

t0

35

35

l0

35

10

Lipase Lipase

B

Amylase

C

Amilase Lipase Lipase

D

Temperature for P ('C) Suhu untuk P ('C)

Amylase

Amilase

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What is the phase for the synthesis and replication of DNA? Apakah fasa untuk sintesis dan replikasi DNA?

AGl BS cG2 DM 13 Which sequence

of mitosis is correct?

Urutan mitosis manakah yang betul?

A B

--> Metaphase -->Anaphase -+ Telophase Profasa + tVletafasa + Anqf sa + Telofosa Metaphase +Telophase + ptorhase +4rurhase Metafasa -> Telofasa + Prof sa + Anaf sa Prophase

+ Telophase --;dnaphase Profasa + Metafasa + Telofasa + Anaf sa D Anaphase + Metaphase +fslophase --> ptophase Anafasa + Metafasa + Telofasa + Prof sa C

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Prophase

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1

Diagram 6 shows Anaphase II of meiosis in an animal cell.

Rajah 6 menunjukkan Anafasa

Il

meiosis dalam suatu sel haiwan.

Diagram 6

Rajah 6 What happens during this stage?

Apakah yang berlaku semasa peringkat ini?

A

Synapsis occurs

Berlaku sinapsis

B

Crossing over occurs Berlaku pindah silang

c

Sister chromatids move to the opposite poles of the cell

Pasangan kromatid bergerak ke kutub sel yang bertentangan

D

Homologous chromosomes move to the opposite poles of the cell

Kromosom homolog bergerak ke kutub sel yang bertentangan

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l5 A boy's diet is deficient in iron Seorang budak lelaki kekurangan zat besi dalam pemakanannya What is the condition that he might suffer from if this diet is prolonged?

Apakah keadaan yang akan dialami sekiranya diet ini berpanjangan? A Ricket Riket

B

Scurvy

Skurvi

C

Anaemia

Anemia

D

Beri-beri

Beri-beri

16

Which class of food is digested in the mouth?

Kelas makanan manakah yang dicernakan di dalam mulut?

A

Carbohydrate

Karbohidrat

B

Protein

Protein

C

Lipid

Lipid

D

Fibre

Serat

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17 what is the monomer produced from the digestion of protein? Apakah monomer yang terhasil daripada pencernaan protein?

A

Glucose

Glukosa

B

Glycerol

Gliserol

C

Fatty acid

Asid lemak

D

Amino acid

Asid amino

18 A farmer discovered a new banana species after several cross pollination. increase the number of banana plants for commercial purposes.

He wants to

Which technique is suitable to be used? Seorang petani menemui seienis spesis pisang yang baru selepas beberapa kali melakukan pendebungaan kacuk. Dia ingin menambahkan bilaigan pokoi pisang untuk dikomersialkan. Teknik manakah yang sesuai digunakan?

A

Aeroponic

Aeroponik

B

Hydroponics

Hidroponik

C

Direct seeding

Tabur terus

D

Tissue culture

Kultur tisu

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SULIT 19

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What is the main substrate of cellular respiration?

Apakah substrat utama bagi respirasi sel?

A

Sucrose

Sukrosa

B

Fructose

Fruktosa

C

Glucose

Glukosa

D

Galactose

Galaktosa

20

How does fish maximise the efficiency of gaseous exchange? Bagaimanakah ikan memaksimakan kecekapan pertukaran gas?

A

The closing of mouth and operculum

Penutupan mulut dan operkulum

B

The opening of mouth and operculum

Pembukaan mltlut dan operkulum

C

The opposite direction of water and blood flow through the gills

Arah pengaliran air dan darah yang bertentangan melalui insang

D

The same direction of water and blood flow through the gills

Arah pengaliran air dan darah yang sama melalui insang

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15

Diagram 7 shows the graph of the relationship between absorption and release of carbon dioxide and light intensity.

Rajah 7 menunjukkan graf hubungan antara penyerapan dan pembebasen karbon dioksida dengan keamatan cahaya.

-FH

€,,€s H,€ i(.rgsq) EE

S

$:

Ao, it HE $E

-ooto


Light intensity Keamatan cahaya

.E

:

SX

L,

F}J*l< ,Y

H L./ .o Lr

\bo \) r

-\<'=F.

63Si O BJ +iqS E L/A\)ra -i q-, a)

\J

u '=:

r() Ke; ta S-\<

q u.: 6 &.=Q..\

Diagram 7 Raiah 7

At which point, A, B, C or D, is the absorption of carbon dioxide

equals to the release

of carbon dioxide? Pada titik manakah, A, B, C dan D, penyerapan karbon dioksida sama dengan pembebasan karbon dioksida?

22

What happen

if alveoli are torn and punctured?

Apakah yang berlaku iika alveolus koyak dan bocor?

A

Gasping

Tercungap-cungap

B

Sneezing

Bersin

C

Shivering

Menggigil

D

Swallowing

Menelan

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23 Which is the correct biotic and abiotic factors in a pond ecosystem? Faktor biotik dan abiotik manakah yang betul di dalam ekosistem kolam? Biotic factor Fuktor biotik

Abiotic factor Fuktor ubiotik

Hydrilla

Fish

Hydrilla

Ikan

B

Temperature Suhu

pH

C

pH

A

D

Fish

Temperature

Ikan

Suhu

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Hydrilla

Hydrilla

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Diagtam 8 shows an interaction between two organisms, X and y. Rajah B menunjukkan interaksi antara dua organisma,, x dan y.

u,

l

\M{ I/ Au& x Diagram

Rajah

8

8

What is the relationship between X and Y?

Apakah hubungan antara X dan Y?

A

x

Y

Commensal

Host Perumah

Komensal B

Endoparasite

Endoparasit C

D

Host Perumah

Mangsa

Predator Pemangsa

Ectoparasite Ektoparas it

Host Perumah

Prey

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SULIT t8 41syt 25 Table 1 shows the result of a study carried out to estimate the population size of frogs. Jadual 7 menunjukkan keputusan kaiian yang dijalankan untuk menganggarkan saiz populasi katak. Capture Tungkopan

Number of frogs captured Bilongun kotak yong ditangkap

Marked Bertanda

First

Unmarked Tidak bertanda

60

Pertama Second

20

5

Kedua

Table I

Jadual

1

Which factor can increase the number of marked frogs to more than 5 in the second capture?

Faktor manakah yang boleh meningkatkan bilangan katak bertanda melebihi 5 dalam tangkapan kedua?

A

Emigration

Emigrasi

B

Competition

Persaingan

C

Decrease in the number of predators P

D

engurangan bilangan pemangs a

Increase in reproduction rate

Penambahan kadar pembiakan

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455lll 19 SULIT 26 The number of prawns caught in a river is drastically reduced after the mangrove swamp near the river bank is reclaimed.

Which of the following plants should be planted more to increase the prawns population in the river?

Hasil tangkapan udang di sungai berkurangan secara mendadak setelah kawasan paya bakau di tebing sungai itu ditebus guna. Antara tumbuhan berikut, manakah yang perlu ditanam lebih banyak untuk meningkatkan populasi udang di dalam sungai itu?

I

Pandanus sp. Pandanzls sp.

I

Bruguiera sp. Bruguiera sp.

III

Avicennia sp. Avicennia sp.

IV

Rhizophora sp. Rhizophora sp.

A IandII I dan ll B I and III I dan III C II and IV ll dan lY D III and IV lll dan lY 27 What is the effect of thermal pollution? Apakah kesan bagi pencemQran terma?

A

Deforestation

Penyahhutanan

B

Soil erosion

Hakisan tanah

C

Rapid growth of algae

D

Thinning of the ozone laYer

Penipisan lapisan ozon

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Pertumbuhan alga yang cepat

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28 Al experiment was calried out to determine the biochemical oxygen demand, BOD, value of different zones in a pond. Diagram 9 shows the graph of the concentration of dissolved oxygen in zones A, B, C and D.

Satu eksperimen dijalankan untuk menentukan nilai keperluan oksigen biokimia, BOD, di zon berlainan dalam sebuah kolam. Rajah 9 menunjukkan graf kepekatan oksigen terlarut di zon A, B, C danD. Concentration of dissolved oxygen Kepekatan oksigen terlarut

Zon Diagram 9

Rajah 9

Which zone, A, B, C or D, has the highest BOD value? Antara zon, A, B, C dan D, manakah yang mempunyai paling tinggi?

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nilai BOD yang

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29 Diagram l0 shows the Air Pollution Index (API) of a city over a period of 12 months. l0 menunjukkan Indeks Pencemaran Udara (IPU) bagi sebuah bandar sepanjang tempoh 12 bulan. Raiah

Air Pollution Index Indeks Pencemaran Udara J J

tt

Month Bulan

Diagram 10 Raj

ah l0

Which human activity contributes to the air pollution in this ctty?

Apakah aktiviti monus ia yang menyumbang kepada pencemaron udara di bandar ini?

A

Releasing of chlorofluorocarbon (CFC) Pembebas

B

an klorofluorokarbon

(CF C)

Dumping of radioactive waste

Pembuangan sisa radioaktif

C

Dumping of domestic materials Pembuangan bahan buangan domestik

D

Open burning

Pembakaran terbuka

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SULIT 30

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The following information is about the contraction of the cardiacmuscle.

Maklumat berikut adalah tentang pengecutan otot kardium.

P

-

The impulses spread to both ventricles and push the blood out

Impuls tersebar ke kedua-dua ventrikel dan menolak darah keluar

a - The impulses

reach the atrio-ventricular node (AVN)

Impuls sampai ke nodus atrioventrikel (Nodus AV)

R - The sinu-atrial

node (SAN) generates impulses

Nodus sinuatrium (Nodus SA) menjana impuls

S - The impulses spread rapidly over the walls of both atriaand push blood into the ventricles

Impuls tersebar dengan cepat ke seluruh dinding kedua-dua atrium dan menolak darah ke dalam ventrikel

T - Specialised

muscle fibres conduct impulses to the apex of the heart

Gentian fiber yang khusus membawa impuls ke apeks jantung

Which sequence is correct about the contraction of the cardiac muscle? Urutan manakah yang betul mengenai pengecutan otot kardium?

A B C D

R*P*Q+S-_-t R*S+Q-+T+P Q-+P+R+S->T Q->R+S+T+P

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Which graph represents the effect ofhumidity on the rate of transpiration? Graf manakah yang mewakili kesan kelembapan ke atas kadar transpirasi?

A

Rate oftranspiration

Kadar transpirasi

Humidity Kelembapan B

Rate of transpiration

Kadar transpirasi

Humidity Kelembapan C

Rate oftranspiration Kadar transpirasi

Humidity Kelembapan D

Rate oftranspiration Kadar transpirasi

Humidity Kelembapan

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SULIT 32 Diagram Rajah

I

24 1

I

I shows the longitudinal

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section of a vein.

menunjukkan keratan membujur suatu vena.

Diagram I I

Rajah

ll

What is the role of X? Apakah peranan X?

A

Decrease the size

of the lumen of the vein

Mengurongkan saiz lumen pada vena

B

Prevent the back flow of blood

Mengelakkan pengaliran balik darah

C

Increase the blood pressure in the vein

Meningkatkan tekanan darah dalam vena

D

flow of blood in the vein Meningkatkan kelajuan pengaliran darah dalam vena Speed up the

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SULIT 33

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The following are characteristics related to locomotion in animals.

Berikut adalah ciri-ciri berkaitan dengan pergerakan dalam haiwan.

P

- Has a hydrostatic skeleton Mempunyai rangka hidrostatik

a-

Has a streamlined body

Mempunyai bentuk badan larus

R

-

Has long rear legs

Mempunyai kaki belakang yang panjang

S

- Has antagonistic muscles Mempunyai otot antagonistik

which animal is correctly matched to their characteristics? Haiwan manakah yang dipadankan dengan betul kepada ciri-cirinya? Animal Haiwan

Characteristics

Ciri-ciri

A P,R

B

Q,S

C

Q,R D

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P,S

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26

Diagram 12 shows

a

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vertebra P in human vertebral column, Q.

Rajah 12 menunjukkan vertebra P dalam turus vertebra manusia,

Q.

a Dragram 12

Rajah

12

Which part of vertebral column, A, B, C or D, in Q contains vertebraP? Bahagian manakah daripada turus vertebra, A, B, C dan D, dalam Q yong mengandungi vertebra P?

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27

Diagram I 3 shows an artificial joints in a knee.

Rajah 13 menunjukkan sendi palsu pada lutut.

Artifial joints Sendi palsu

Diagram

Rajah

13

13

Which disease relates to the usage of artificial joints? Penyakit manakah yang berkaitan dengan penggunctan sendi palsu?

A

Gout

Gout

B

Osteoporosis Osteoporosis

C

Osteoarthritis

Osteoartritis

D

Muscular dystrophy

Distrofi otot

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SULIT 36

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Diagram 14 shows the cross section of the thorax of a bird.

Raiah 14 menunjukkan keratan rentas toraks seekor burung.

Muscle P

Otot

P

Diagram 14

Rajah

14

What happen if muscle P is injured?

Apakah yang berlaku

A

The bird

jika otot P cedera?

will not be able to glide

Burung tidak boleh meluncur

B

The bird

will

not be able to move forward

Burung tidak boleh bergerak ke hadapan

C

The bird

will

not be able to move its wings upwards and forward

Burung tidak boleh menggerakkan sayap ke atas dan ke hadapan

D

The bird

will

not be able to move its wings downwards and backwards

Burung tidak boleh menggerakkan sayap ke bawah dan ke belakang

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37 Diagram 15 shows the human skeleton. Rajah 15 menunjukkan rangka manusia.

Diagram l5 Raj

ah

15

Which bone, A, B, C or D, forms part of the axial skeleton?

Antara tulang, A, B, C dan D, manakah yang membentuk sebahagian daripada rangka paksi?

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30

455u1

Diagram 16 shows the main components involved in coordination and response towards stimulus.

Rajah 16 menunjukkan komponen utama yang terlibat dalam koordinasi dan gerak balas terhadap rangsangan. Integrating centre Pusat integrasi

Response

Gerak bolas

Diagram 16

Rajah

16

What are represented by X and Y? Apakah yang diwakili oleh X dan Y?

X A

Y

Effector

Efektor

Receptor Reseptor

B

Receptor Reseptor

Effector Efektor

C

Brain

Spinal cord Saraf tunjang

Otak D

Spinal cord Saraf tunjang

Brain

Otak

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31

Diagram l7 shows

a process

455U1

which occurs in the glomerulus and produces fluid X.

Raiah 17 menuniukkan suatu proses yang berlaku dalam glomerulus dan menghasilkan cecair X.

Fluid X Cecair X

Diagram 17 Raj ah 17 Which substances are found in fluid X? Bahan manakah yang terdapat dalam cecair X?

I

Glucose

Glukosa

II

Amino acid

Asid amino

m

Erythrocyte

Eritrosit

[V

Plasma protein

Protein plasma

A IandII I dan Il

B C

455lll

III

I dan

III

II and IV II danlY III and IV III dan IY

o

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I and

SULIT 32 4SSyt 40 A man had an accident. The accident caused injury to the brain and affect his reading ability.

Which part of the brain is affected? Seorang lelaki mengalami kemalangan. Kemalangan itu menyebabkan kecederaan pada otak dan menjejaskan kebolehannya membaca.

Bahagian otak manakah yang terjejas?

A

Cerebrum

Serebrum

B

Hypothalamus

Hipotalamus

C

Cerebellum

Serebelum

D

Medulla oblongata

Medula oblongata

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33

455u1

Diagram 18 shows coleoptile Y being exposed to light from one direction. Raiah 18 menunjukkan koleoptil Y yang didedahkan kepada cahaya dari satu arah.

Auxin

Auksin

Light from one direction Cahaya dari satu arah

-+ ----+ --+

Coleoptile Y KoleoptilY

Diagram l8 Rajah 18 Which of the following shows the condition of the coleoptile Y after 3 days?

Antara yang berikut, yang manakah menunjukkan keadaan koleoptit Y itu selepas 3 hari?

A

B

C

D

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34

455u1

Diagram 19 shows the male reproductive system.

Rajah 79 menunjukkan sistem pembiakan lelaki.

B C

D

Diagram 19 Raj

ah

19

Which part, A, B, C or D, contains haploid cells? Antara bahagiah, A, B, C danD, yang manakah mengandungi sel haploid?

Malaysia

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35

Diagram 20(a) shows three growth zones,

4551n P,

Q, and R, of the root tip of a plant.

Raiah 20(a) menuniukkan tiga zon pertumbuhan, P, Q, dan R, pada hujung akar sejenis tumbuhan.

Diagram 20(a) Rajah 20(a) Diagram 20(b) shows the growth process in the root tip. Rajah 20(b) menunjukkan proses pertumbuhan pada hujung akar.

[D J

EAg

ffi[W rc J

x

Y

Z

Diagram 20(b) Raj ah 20(b) Which of the following is correctly matched to show the stages of the growth process?

Antara yang berikut, yang manakah dipadankan betul untuk menunjukkan peringkat-peringkat dalam proses pertumbuhan itu? P

a

R

Y

Z

B

x x

Z

Y

C

Y

x

Z

D

Z

X

Y

A

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36

Diagram

Raiah

2l

2l

4551n

shows a longitudinal section of a flower.

menuniukkan suatu keratan membujur bagi sekuntum bunga.

Diagram2l Rajah 2l At which part, A, B, C or D, the development of pollen grains take place? Antara bahagian, A, B, C dan D, di manakah perkembangan debunga berlaku?

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37

455U1

Diagram 22 shows a pair of homologous chromosomes.

Rajah 22 menunjukkan sepasang kromosom homolog.

Diagram22 Rajah 22 What is P? Apakah P?

A

Gene

Gen

B

Trait

Trait

C

Allele

Alel

D

Characteristic

Ltrt

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38

46 A girl has blood group A and her brother has blood group O. Which are the possible genotypes of the parents? Seorang budak perempuan mempunyai kumpulan darah A dan abangnya mempunyai kumpulan darah O.

Genotip manakah yang mungkin dipunyai oleh ibu bapa mereka?

A

IA IB and IA Io

IA IB dan I^ Io

B

IA IB and Io Io IA IB dan Io lo

C

IA IA and IB Io

IA IA dan lB lo

D

IA Io and IB Io IA Io dan IB Io

47

In plants, green seed colour is controlled by a recessive allele. A plant with green seed colour was crossed with a plant which is heterozygous for yellow seed colour. What is the probability to produce an offspring with yellow seed colour?

Dalom tumbuhan, biji berwarna hijau dikawal oleh seposang alel resesif. Sebatang pokok dengan biji berwarna hijau dikacukkan dengan sebatang pokok heterozigot dengan biji berwarna kuning. Apakah kebarangkalian menghasilkan anak dengan

A B

c D

biji berwarna kuning?

0.25 0.50 0.75 1.00

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39

455u1

Diagram 23 shows parts of a DNA molecule.

Rajah 23 menunjukkan sebahagian daripada molekul DNA.

Dragram23 Rajah 23

Which pair of nitrogenous base represent P and e? Pasangan bes bernitrogen manakah yang mewakili p dan e?

A B

C

D

455lll a

P

a

Adenine Adenina

Guanina

Guanine

Cytosine

Guanine

Sitosina

Guanina

Cytosine

Thymine

Sitosina

Tiamina

Adenine Adenina

Cytosine

Sitosina

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40

455U1

49 Diagram 24 shows the Punnett's square used to determine the F I generation

when two

tall plants were crossed.

Raiah 24 menunjukkan segiempat sama Punnett digunakan untuk menentukan generasi Fl bila dua pokok tinggi dikacukkan.

\

Male gamete

X:met

iantan

T

t

T

TT

Tt

t

Tt

tt

gamete\ Gamet betina \

Female

Dragram24 Rajah 24 What is the percentage of short plants obtained?

Berapakah peratusan pokok rendah yang diperoleh?

A B

c D

100% 75% s0%

2s%

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50

4t

455u1

Diagram 25 shows a schematic diagram of a genetic disease.

Rajah 25 menunjukkan rajah skema pewarisan bagi satu penyakit genetik. Male

Female

Lelaki

Perempuan

Meiosis Meiosis Gametes

Gamet

Meiosis Meiosis

@ Fertilization Persenyowaan

child s Kanak-kanak

S

Dragram25 Rajah 25 What is the characteristic of child S?

Apakah

A

ciri bagi kanak-kanak

S?

Short neck and slanted eyes

Leher yang pendek dan bermata sepet

B

Rapid ageing process Proses penuaan yang cepat

C

Pinkish eyes and skin

Mata dan kulit berwarna merah jambu

D

Skin very sensitive to sunlight

Kulit sangat sensitif terhadap cahaya matahari

END OT QUESTION PAPER KERTAS SOALAN TAMAT

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455lll SULIT

INFORMATION FOR CANDIDATES MAKLUMAT UNTUK CALON of 50 questions' This question paper consists 50 soalan' Kertas soalan ini mengandungi

1.

Answer all questions' Jawab semua soalan'

2.

answer sheet' space on the objective correct the blackening by obiektif' Answer each question yang betul pada kertas iawapan ruang Jawab dengan menghitamkan

3.

for each question' Blacken only one space sahaja bagi setiap soalan' Hitamkan satu ruang

4. 5.

If

Then mark that you have made' blackened the erase answer, you wish to change your

\X::;:':T';::::;";

":;:;;

ap a n, p a d a mk

a

?w yangt baru' Kemudilin n'i''"*kan iawapan

6. 7

.

n t an d a v a n g'l e t a h d i b u

a'l

unless stated' are not drawn to scale provided questions The diagrams in the kecuali dinyatakan' ditukis mengikut skara tidak soaran Rajah yang mengiringi

calculator' You may use a scientific

Andadibenarkanmenggunakankalkulatorsaintifik.

SULIT

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Kerajaan MalaYsia 2011 Hak CiPta

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SULIT NO. KAD PENGENALAN

ANGKA GILIRAN

LEMBAGA PEPERIKSAAN KEMENTERIAN PELAJARAN MALAYSIA tota{aysio

SIJIL PELAJARAN MALAYSIA 2OII

455U2

BIOLOGY Kertas 2 Nov./Dis. ^l z;

Dua jam tiga puluh minit

Jam

JANGAN BUKA KERTAS SOALAN INI SEHINGGA DIBERITAHU

1. Tulis nombor kad pengenalan dan angka giliran anda pada petak yang disediakan.

2. Kertas soalan ini adalah dalam dwibahasa. a

J.

5.

Kod Pemeriksa: Bahagian Soalan

5

t2 t2 t2 t2 t2

6

20

7

20

8

20

9

20

2

A

3

Calon dibenarkan menj awab kes eluruhan atau sebahagian soalan sama ada dalam bahasa Inggeris atau bahasa Melayu.

Calon dikehendaki membaca maklumat di halaman belakang kertas soalan ini.

Markah Markah Penuh Diperoleh

I

Soalan dalam bahasa Inggeris mendahului soalan yang sepadan dalam bahasa Melayu.

4.

Untuk Kegunaan Pemeriksa

4

B

Jumlah

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Kertas soalan ini mengandungi 24 halaman bercetak.

iltililIffiililililil]t

For Examiner's

SULIT

2

Use

455U2

Section A Bahagian A 160 marksl 160 markahl

Answer all questions in this section. Jawab semua soalan dalam bahagian ini.

1

Diagram

1.1

to organ.

shows the different levels

of cell organisation in human from cell

Raiah 1'1 menuniukkan aras yang berbeza dalam organisasi sel bagi manusia qartpacta I

.

,

at

sel Ke organ.

Stomach

Perut

Smooth muscle

Epithelial tissue Tisu epitelium

tissue

Tisu otot licin

b Red blood cell Sel darah merah

45sU2

Epithelial cell

Sel epitelium

Diagram 1.1 Raj ah I .l O 2011 Hak Cipta Kerajaan Malaysia

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3

(") (i)

For Examiner's

Name P, Q and R.

Use

Namakan P, Q dan R.

P: 1(a)(i)

Q:

R: 13 marksl 13

(ii)

markahl

State one function of the red blood cell. 1(a)(ii)

Nyatakan satufungsi sel darah merah.

ll markl

I

markah)

(b) Explain the function of Q in regulating the blood glucose level. Terangkan fungsi Q dalam mengawal atur aras glukosa darah.

1(b)

12 marks) 12

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For Examiner's Use

SULIT (c)

4

Diagram 1.2 shows the movement of

455u2 a

bolus of food in oesophagus.

Rajah 1.2 menunjukkan pergerakan bolus makanan dalam esofagus. Oesophagus Esofagus

Bolus Bolus

Dragram I.2 Rajah 1.2 Explain how the bolus of food moves down from the oesophagus to the stomach. Terangkan bagaimana bolus makanan bergerak turun dari esofagus ke perut.

1(c)

[3 marks) 13

(d)

markah)

State the function of rennin, pepsin and hydrochloric acid in the stomach.

Nyatakan fungsi renin, pepsin dan asid hidroklorik dalam perut.

Function

Fungsi Rennin

Renin

\a

[E

Hydrochloric acid Asid hidroklorik 13 marksl 13 markahl

Total

AI

TE

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Pepsin

Pepsin

SULIT 5 2 Diagram 2. I shows a plant cell that has been Raiah 2.!

455u2 rmmersed in 30 % sucrose solution.

For Examiner,s Use

^y""unjukkan sel tumbuhan yang telah direndam dalam larutan sukrosa 30 %.

Cell wall Dinding sel

Diagram2.l Rajah 2.1

(") (i)

(ii)

on Diagram 2.1, label X and y. Pada Rajah 2.1, labelkan X dan y.

2(a)(i) 12 marksl [2 markah]

Name the sorution which filled the space between the ce, wall and X. Explain how the solution filled the space. I\Iamakan larutan yang mengisi ruang antara dinding sel dan Terangkan bagaimqna rarutqn itu mengisi ruang tersebut.

x.

Name of solution: Jllama larutan Explanation 2(a)(i1)

Penerangan

[2 marks] markah)

12

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For Examiner's Use

SULIT

6

(b) The plant cell in Diagr am 2.1 has undergone

455U2 plasmolysis.

Explain how this happened. Sel tumbuhan dalam Raiah 2.1 telah mengalami plasmolisis. Terangkan bagaimana ini berlaku.

2(b)

12 marks) 12 markahl

(c)

Diagrams 2.2 and 2.3 show the condition of two plants which are added with fertlhzer. The plant in Diagram2.3 is added with .*.".. fertilizer.

Roiah 2.2 dan Rajah 2.3_ryeryuniukkan keadaan dua pokok yqng telah diberi baja. Pokok pada Rajah 2.3 diberi baja secara berlebihan.

Dragram2.2 Rajah 2.2

Dragram2.3 Rajah 2.3

Explain the condition of the plant in Diagram2.3. Terangkan keadaan pokok pada Rajah 2.3.

2(r)

G 455112

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SULIT @

45sy2

7

For Examiner's Use

Diagram 2.4 shows a method of preserving vegetables. Rajah 2.4 menunjukkan satu kaedah pengawetan sayur-sayuran. Container Bekas

Salt solution

Larutan garam Vegetable Sayur

Diagram2.4 Rajah 2.4 Explain the method used. Terangkan kaedah yang digunakan.

2@

13 marks) 13 markah)

G

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For Examiner's Use

SULIT 8 3 Diagram 3 shows a type of organelle found in muscle cells.

455U2

A biochemical reaction occurs in the organelle. Rajah 3 menunjukkan sejenis organel yang terdapat dalam sel otot. Tindak balas biokimia berlaku dalam organel tersebut.

Membrane X Membran X

Diagram 3

Rajah 3

(o) (i) 3(aXi)

Name this organelle. Iliamakan organel ini.

ll

markl markah) l1

(ii)

Explain why membrane X is in the form of numerous folded layers.

Terangkan mengapa membran berlipat-lipat.

X adalah dalam bentuk lapisan

yang

3(a)(ii)

12 marksl 12

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markahl

SULIT

SULIT (b)

9

455112

The biochemical reaction that occurs in this organelle is summarised as follows:

Tindak balas biokimia yang berlaku dalam organel

For Examiner's Use

ini diringkaskan

seperti berikut: Glucose

Glukosa

(i)

+P +P

Q+ carbon dioxide + energy Q+ karbon dioksida + tenaga

Name gas P. 3(b)(i)

Namakan gas P.

(ii)

ll

Name product Q.

ll

markl markahl 3(bxii)

Namakan hasil Q.

ll (iii)

Explain why the muscle cell has

a large

ll

markl markah)

number of these organelles.

Terangkan mengapa sel otot mengandungi banyak bilangan organel ini.

3(b)(iii)

12 marks) 12

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For Examiner's

sul,rT

10

45stt2

(iv) If the blood sugar level is lower than the normal range, the biochemical

Use

reaction in this organelle can still occur.

Explain how.

Jika aras gula dalam darah adalah rendah daripada julat normal, tindak balas biokimia dalam organel ini masih boleh berlaku. Terangkan bagaimana.

3(b)(iv)

13 marksl 13 markahl

(")

State two differences on the biochemical reaction occuring between muscle cell and yeast cell in the absence of gas P.

Nyatakan dua perbezaan ke atas tindak balas biokimia yang berlaku antara sel otot dan sel yis tanpa kehadiran gas P.

Muscle cell Sel otot

Yeast cell Sel yis

I

) 3(c)

tE

12 marksf 12 markah)

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SULIT

4

11

455U2

For Examiner's

Diagram 4 shows human muscles and bones involved in bending the leg. Raj ah 4 menunjukkan otot dan tulang manusia yang terlibat pembengkokan kaki.

Use s

emas a

Biceps femoris muscle Otot biseps femoris

Femur

Femur Quadriceps femoris muscle

Otot kuadrisep femoris

Ligament

Ligamen Tibia

Tibia Fibula

Itibula

Dtagram 4 Rajah 4

(")

(i)

Name X. a@)$)

Namakan X.

X: ll (ii)

ll

markl markahl

State one function of X. a@)Qt)

Nyatakan satu fungsi X,

ll

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ll

markl markahl

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For Examiner's Use

SULIT (b)

12

455L12

Describe briefly how the characteristic of X is adapted for its function as stated in a(a)(ii). Jelaskan dengan ringkas bagaimana yang dinyatakan di a@)Ql).

ciriX

disesuaikan untuk menjalankanfungsi

4(b)

[E

12 marksl 12 markahl

(c) (i) a(cXi)

State one function of ligament in Dragram 4. It{yatakan satufungsi ligamen dalam Rajah 4.

ll (ii)

ll

markl markahl

Ligament of a gymnast are more flexible compared to ordinary people. Explain the statement.

Ligamen seorqng ahli gimnastik adalah lebih mudah lentur berbanding dengan orang biasa. Terangkan pernyataan ters ebut.

a(c)(ii)

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SULIT

SULIT 13 @ Some marathon runners experience muscle cramps at the end of a race.

455u2

For Examiner's Use

Sebilangan pelari maraton mengalami kekejangan otot di akhir perlumbaan. (i) What is muscle cramps? 4(AG)

Apakah kekejangan otot?

ll (ir)

ll markl

markahl

State one cause of muscle cramps among athlete. 4(AGD

Nyatakaz satu sebab bagi kekejangan otot di kalangan atlet.

ll 11

markl markahl

(e) Suggest three ways in which a person can maintain a healthy musculoskeletal system.

Cadangkan tiga cara bagaimana seseorang boleh mengekalkan sistem otot

rangka yang sihat.

l.

2.

a@)

a

J.

13 marksl 13 markahl

G

G A4

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Total

For Examiner's Use

SULIT

5

t4

4551t2

Diagram 5 shows the structure of a nephron with the blood vessels in the kidney.

Rajah 5 menunjukkan struktur satu nefron dan salur darah dalam ginjal. Efferent arteriole

Arteriol eferen

Afferent arteriole Arteriol aferen

Glomerulus

Glomerulus Bowman's capsule Kapsul Bowman

Loop of Henle Liku Henle

Urine

Air kencing Diagram 5 Rajah 5

(")

Explain the process that occurs between glomerulus and Bowman's capsule. Terangkan proses yang berlaku antara glomerulus dengan kapsul Bowman. Process I Proses:

Explanation I P enerangan:

5(a)

[E

13 marksf 13 markahl

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SULIT

15

455U2

(b) Table 5 shows the filtrate content in R and S.

Use

Jadual 5 menunjukkan kandungan hasil turasan dalam R dan

Filtrate content Kondungan hasil turasan

S.

Concentration of filtrate content (o/o) Kepekutan kandungan hasil turasan (%) R

S

Glukosa

0.1

0

Amino acid Asid amino

8.0

0

Air

90.0

9s.0

Mineral salts Garam mineral

1.87

2.65

Urea (Jrea

0.03

2.0

Glucose

Water

For Examiner's

Table 5 Jadual 5

(i)

State one difference in the concentration of amino acid between R and S.

Nyatakan satu perbezaan kepekatan asid amino antara R dengan

S.

s(bxi)

ll markl

ll markahl (ii)

Based on the answer in 5(b)(i), explain why. Berdasarkan jawapan di s(b)(i), terangkan mengapa.

s(bxiD

marksl markahl 12 12

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For Examiner's Use

SULIT

16

(c) The urine of a person contains

45st t2

glucose.

What is the disease he suffers from? State why.

Air kencing seseorang itu mengandungi glukosa. Apakah penyakit yang dihidapinya?

Nyatakan mengapa.

s(c)

[E

12 marksf 12

@

markahl

The nephrones of certain mammals living in desert have very long loops of Henle. State the effect on the

filtrate formed in

S.

Nefron sesetengah mamalia yang hidup di gurun mempunyai liku Henle yang panjang.

Nyatakan kesannya ke atas hasil turasan yang terbentuk dalam

S.

s(a

[E ll (e)

ll

mark) markahl

Explain the importance of kidney. Terangkan kepentingan ginj al.

s(e)

[E

13 marksl

markahl

Total A5

[E

455112

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I

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13

t7

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Section B Buhagian B 140 marks) 140 markahl

Answer any two questions from this section. Jawab mana-mana dua soalan daripada bahagian ini. Diagram 6.1 shows the growth curve of a grasshopper.

Rajah 6.I menunjukkan lengkung pertumbuhan seekor belalang.

Body length (mm) Panjang badan (mm)

Adult Dewasa

Nymph Niruqfa

Egg

Telur

t Ecdysis

Ekdisis Time (Day)

Masa (Hari)

Diagram 6.1 Rajah 6.1

(a)

Explain the growth curve of the grasshopper. Terangkan lengkung pertumbuhan belalang itu.

455112 o 2o1r

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14 14

marksl

markahl

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18

(b) Diagram

455U2

6.2 shows the growth curve of human.

Rajah 6.2 menunjukkan lengkung pertumbuhan manusia. Height (cm)

Ketinggian (cm)

150

100

50

Time (Year)

Masa (Tahun) Dragram 6.2 Raj ah 6.2 P, Q, R, S and T are phases of the growth curve.

Explain the changes occur in each phase.

ll0

marksl

P, Q, R, S dan T adalah fasa-fasa pada lengkung pertumbuhan.

Terangkan perubahan yang berlaku pada setiap fasa.

(t)

Science and technology can help married couples infertility problems.

ll0 markahl to overcome their

State two infertility problems and explain the various methods to overcome problems. 16 marksl

the

Sains dan teknologi boleh membantu pasangan yang berkahwin untuk mengatasi m as al ah ket idaks ubur an mer eka.

Nyatakan dua masalah ketidaksuburan dan terangkan pelbagai kaedah untuk mengatasi masalah itu. 16 markah]

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t9

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7

(a)

4s5l12

Diagram 7 shows a cross between a homozygous black male mouse and homozygous white female mouse.

a

Rajah 7 menunjukkan kacukan di antara tikus jantan hitam homozigot dengan tikus betina putih homozigot.

Homozygous black male mouse Tikus jantan hitam homozigot

Homozygous white female mouse Tikus betina putih homozigot

Diagram 7 Raj ah 7

Allele B for black fur is dominant and allele b for white fur is recessive. Draw a genetic diagram to determine the phenotypic percentage of the offsprings in the cross. t6 marksl

Alel B untuk bulu hitam adalah dominan dan alel b untuk bulu putih adalah resesif.

Lukis rajah genetik untuk menentukan peratusan fenotip anak dalam kacukan

(b)

itu.

16

markahl

Thalassemia is a hereditary disease.

Explain the cause of this disease and how it affects

a

person's health. 14 marksf

Talas emia adalah penyakit pew aris an.

Terangkan penyebab kepada penyakit ini dan bagaimana penyakit ini memberi kesan terhadap kesihatan seseorang. 14 markah)

2011 Hak cipta Kerajaan Malaysia

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455112 o

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SULIT (")

20

455u2

A

man with Rhesus factor in his blood is Rh-positive. His wife who does not have Rhesus factor in her blood is Rh-negative. Their first child who is Rh-positive survives but their second child who is also Rh-positive does not survive.

seorang lelaki yang mempunyai faktor Rhesus dalam darahnya ialah Rh-positif. Isterinya yang tidak mempunyai

faktor Rhesus dalam darahnya ialah Rh-nigatif.

Anak pertama mereka yang Rh-positif dapat hidup tetapi anak kedua mereka yang juga Rh-positif tidak dapat hidup.

Explain the above passage. Terangkan petikan di atas.

16 16

marksl

markahl

@ State four differences between Down's Syndrome and colour blindness on the causes and characteristics.

14

based

marksl

Nyatakan empat perbezaan di antara Sindrom Down dengan buta warna b erdas arkan s eb ab dan ciri-cirinya. 14 markahl

455112 o 2011 Hak cipta Kerajaan

Mataysia

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2t

8 (a) Greenhouse

4s5t/2

is used to control biotic and abiotic factors to increase the yield

crops. Diagram 8 shows tomato plants grown in a green house.

of

Rumah hiiau digunakan untuk mengawat faktor biotik dan abiotik untuk meningkatkan hasil tanaman. Rajah 8 menunjukkan pokok tomato yang ditanam dalam rumah hijau.

Tomato plants grown in a greenhouse Pokok tomato ditanam dalam rumah hijau

Diagram 8 Rajah 8 E,xplain how the greenhouse influences the productivity of the tomato plants. ll0 marksl

Terangkan bagaimana rumah hijau mempengaruhi produktiviti pokok

tomato

itu.

(b) There are various

llo markahl methods used in food processing.

Suggest two methods and discuss the advantages and disadvantages of method. l0 marksl Terdapat pelbagai kaedah yang digunakan dalam pempros es an makanan.

each

Cadangkan d.ua kaedah dan bincangkan kebaikan dan keburukan setiap ll0 markahl

kaedah itu.

455112 o 2011 Hak Cipta Kerajaan

Mataysia

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SULIT 22 4SSyz 9 (") Diagram 9.1 shows the effects of farming activities near a pond. Rai ah 9 .l menuniukkan kesan-kesan aktiviti pertanian berhampiran sebuah kolam.

Farming activities

Aktivtti pertanian

t Algal bloom Pertumbuhan alga secara mendadak

I Large quantities of decaying organic matter

Kuantiti

jirim organik

mereput yang banyak

t Aquatic plants and fishes die Tumbuhan akuatik dan ikan mati Diagram 9.1

Rajah 9.1

Explain how the farming activities cause the death ofthe aquatic plants and the fishes in the pond. ll0 marksl Terangkan bagaimana aktiviti-aktiviti pertanian tersebut menyebabkan kematian tumbuhan akuatik dan ikan-ikan di dalam kolam itu. ll0 markahl

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455112 o 20t t

23

SULIT (b)

Diagram 9.2 shows

a

4551t2

new industrial area situated near a residential area.

Rajah 9.2 menuniukkan satu kawasan perindustrian baru berdekatan dengan kawasan perumahan.

Dragram9.2 Rajah 9.2

Discuss the good and the bad effects caused by the industrial activities on human and environment in years to come. 110 marksl

Bincangkan kesan baik dan kesan buruk yang disebabkan oleh aktiviti-aktiviti perindustrian terhadap manusia dan alam sekitar pada tahun-tahun akan datang. ll0 markahl

END OF QUESTION PAPER KERTAS SOALAN TAMAT

455112 o 2011 Hak cipta Kerajaan

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SULIT

4s5112

INFORMATION FOR CANDIDATES MAKLUMAT UIYTUK CALON

1.

This question paper consists of two sections: Section A and Section B. Kertas soalan ini mengandungi dua bahagian: Buhagian A dan BahugianB.

2.

Answer all questions in Section A. Write your answers for Section A in the spaces provided in this question paper. Jawab semua soalan dalam Bahagian A. Jawapan anda bagi Bahagian A hendaktah ditulis pada ruang yang disediakan dalam kertas soalan ini.

3.

Answer any two questions from Section B. Write your answers for Section B on the 'helaian tambahan' provided by the invigilators. You may use equations, diagrams, tables, graphs and other suitable methods to explain your answers.

Jawab mana-mano dua soalan daripada Bahagian B. Jawapan anda bagi Bahagian B hendaklah ditulis dalam helaian tambahan yang dibekalkan oleh pengawas peperiksaan. Anda boleh menggunakan persamaan, rajah, jadual, graf dan cara lain yang sesuai untuk menjelaskan jawapan anda.

4.

The diagrams in the questions are not drawn to scale unless stated.

Rajah yang mengiringi soalan tidak dilukis mengikut skala kecuali dinyatakan.

5.

The marks allocated for each question or sub-part of a question are shown in brackets.

Markah yang diperuntukkan bagi setiap soalan atau ceraian soalan ditunjukkan dalam kurungan.

6. If you wish to change your answer, cross out the answer that you have done. Then write down the new answer. Jika anda hendak menukar jawapan, batalkan jawapan yang telah dibuat. Kemudian tulis jawapan yang baru. 7

.

You may use scientific calculator.

Anda dibenarkan menggunakan kalkulator saintffik.

8.

You are advised to spend 90 minutes to answer questions in Section for Section B.

A

and 60 minutes

Anda dinasihati supayo mengambil masa 90 minit untuk menjawab soalan dalam Bahagian A dan 60 minit untuk Bahagian B.

9.

Detach Section B from this question paper. Tie the 'helaian tambahan' together with this question paper and hand in to the invigilator at the end of the examination. Ceraikan BuhagiunB daripada kertas soalan ini. Ikat helaian tambahan bersama-

sama kertas soalan

ini dan serahkan kepada pengawas peperiksaan pada

akhir peperiksaan.

455112 o

2011 Hak cipta Kerajaan Malaysia

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SULIT

SULIT NO. KAD PENGENALAN

ANGKAGILIRAN

LEMBAGA PEPERIKSAAN KEMENTERIAN PELAJARAN MALAYSIA tulafayyo

SIJIL PELAJARAN MALAYSIA 2OII

455113

BIOLOGY Kertas 3 Nov./Dis.

tl ia^

Satu jam tiga puluh minit

JANGAN BUKA KERTAS SOALAN INI SEHINGGA DIBERITAHU 1.

Tulis nombor kad pengenalan dan

angka giliran qnda pada petak yang disediakan.

2. Kertas s oalan ini adalah dalam dwibahasa. J.

Soalan dalam bahasa Inggeris mendahului soalan yang sepadan dalam bahasa Melayu.

4.

Calon dibenarkan menj awab keseluruhan atau sebahagian soalan sama ada dalam bahasa Inggeris atau

Untuk Kegunaan Pemeriksa

Kod Pemeriksa: Soalan

Markah Penuh

I

JJ

2

t7

Jurnlah

50

Markah Diperoleh

-ta

bahasa Melayu. 5.

Calon dikehendaki membaca maklumat di halaman belakang kertas soalan ini.

www.myschoolchildren.com

Kertas soalan ini mengandungi 12 halaman bercetak.

455113 o 2or

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Hak Cipta Kerajaan

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iltilililililililililt]t

SULIT

45sU3 Answer aII questions. Jawab semua soalan.

I

An experiment was caffied out to investigate the effect of pH values on the hydrolysis of starch by amylase enzyme. Several buffer solutionJ with different pH values

were prepared.

Satu eksperimen telah dijalankan untuk mengkaji kesan nilai pH ke atas hidrolisis

kanji oleh enzim amilase. Beberapa larutan penimbal dengan nilai pH yang berbeza disediakan.

The following steps were carried out. Langkah-langkah berikut telah dij alankan. Step I 2m'(.of lo/o amylase solution was placed into a boiling tube containing solution at pH 6.

5

m(.ofbuffer

Langkah I 2 m(.1% larutan amilase telah dimasukkan ke dalam tabung didih yang mengandungi 5 m(. larutan penimbal pada pH 6. Step 2

2 drops of iodine solution was placed into each groove on a white tile. Langkah 2 2 titis larutan iodin diletakkan ke dalam setiap lekuk pada suatu jubin putih. Step

3

3 ml.

of loh of starch solution was added into the boiling tube and the stopwatch

is

started immediately.

Langkah 3 3 ml. l% larutan kani i ditambah randik dimulakan dengan segera.

ke dalam tabung didih itu dan j am

Step 4

Every 2 mtnutes, a drop of the mixture from the boiling tube was dropped into new groove of iodine solution on the white tile by using a clean dropper.

a

Langkah 4 Setiap 2 minit, satu titik larutan campuran daripada tabung didih itu dititiskan ke atas lekuk baru yang mengandungi larutan iodin pada jubin putih itu dengan menggunakan penitis yang bersih. Step 5 The time taken for the iodine solution to remain yellow is recorded.

Langkah 5 Masa diambil untuk larutan iodin kekal kuning direkodkan. Step 6 Steps l-5 are repeated using buffer solutions at pH

5,7,8

and 9.

Langkah 6 Langkah 1-5 diulang dengan menggunakan larutan penimbal pada pH 5, 7, 8 dan 9. 455113 o 2011 Hak cipta Kerajaan Mataysia SULIT

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SULIT

3

41st/3

Diagram 1 shows the materials and apparatus used in this experiment for different pH values of buffer solutions.

I menuniukkan bahan dan radas yang digunakan dalam eksperimen ini untuk larutan penimbal pada nilai pH yang berbeza.

Rajah

Boiling tube Tabung didih

2m{.

2ml

Thermometer (37'C) Termometer (37 "C)

of lYo amylase solution lYo larutan amilase +

3 m(.

of 1o/o starch solution

3m{. lo/o larutan kanji

Water bath Kukus air

+ 5 m(. buffer solution 5 m(. larutan penimbol

Diagram Raj

ah

I

Diagram 2 shows the observation for the experiment using buffer solution at pH after 6 minutes.

6

Rajah 2 menunjukkan pemerhatian bagi eksperimen yang menggunakan larutan penimbal pada pH 6 selepas 6 minit.

ooooo ooooo ooooo

Key : Kekunci

:

Iodine solution turned blue-black

Larutan iodin bertukar menjadi biru gelap Iodine solution remained yellow

Larutan iodin kekal kuning

Dtagram 2 Rajah 2

455113 e

201I Hak Cipta Kerajaan Malaysia

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For Examiner's Use

SULIT (a)

4

455U3

In Table 1, list all the materials and apparatus labelled in Diagram

1.

Dalam Jadual 7, senaraikan semua bahan dan radas yang berlabel dalam Rajah 1.

Material

Apparatus

Bahun

Radas

Table 1 Jadual I

r(a)

13 marksl 13 markahl

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455113 e 20tl Hak Cipta Kerajaan Malaysia

SULIT

5

455113

Table 2 shows the results of this experiment.

Jadual 2 menunjukkan keputusan eksperimen ini.

pH of buffer solution

OBSERVATION

PEMERHATIAN

pH lurutan

End of experiment

penimbal

Akhir eksperimen

ooooo ooooo ooooo ooooo ooooo ooooo ooooo ooooo ooooo ooooo ooooo ooooo ooooo ooooo ooooo

Time taken for iodine solution to remain yellow (min) Masa diambil untuk larutan iodin kekul kaning (min)

minutes

minit

6 minutes

6 minit

2 minutes

2 minit

minutes

minit

minutes

minit

Table 2

Jadual

455113

(sr

2

201I Hak Cipta Kerajaan Malaysia

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For Examiner's Use

r(b)

SULIT

45su3

6

(b) Record

the time taken for iodine solution to remain yellow in Table 2 onpage 5.

Rekod masa yang diambil untuk larutan iodin kekal kuning di dalam Jadual pada halaman 5.

2

13 marksl 13 markahl

(c) (i)

State two different observations made from Tab\e 2.

Nyatakan dua pemerhatian yang berbeza yang dibuat daripada Jadual 2. Observation

1:

Pemerhatian

l:

Observation 2:

Pemerhatian 2: 1(cXi)

13 marksl 13 markahl

(ii)

State the inferences from the observations in 1(c)(i).

Nyatakan inferens daripada pemerhatian di l(c)(i). Inference from observation

1:

Inferens daripada pemerhatian

l:

Inference from observat ion 2:

Inferens daripada pemerhatian 2: 1(c)(ii)

13 marksl 13 markahl

455113 o 201I Hak cipta Kerajaan

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SULIT

SULIT

455u3

7

(d) Complete Table 3 based on this experiment.

For Examiner's (Jse

Lengkapkan Jadual 3 berdasarkan eksperimen ini.

P

Variable

Method to handle the variable

Pembolehubah

Cora mengendali pembolehubah

Manipulated variable embolehubah dimanipul as ikan

Responding variable P emb olehub ah bergerak b alas

Constant variable P

embol ehubah dimalarkan

Table

Jadual

3

\a

3

13 marks) 13 markah)

[E

(") State the hypothesis for this experiment.

r(e)

13 marks) 13 markah)

455113 o 201I Hak cipta Kerajaan

Malaysia

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[Lihat halaman sebelah SULIT

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Nyatakan hipotesis bagi eksperimen ini.

For Examiner's Use

SULIT A (D

8

4SSy3

Construct a table and record all the data collected in this experiment.

Your table should have the following titles:

Bina satu jadual dan rekodkan semua data yang dikumpul dalam eksperimen ini.

Jadual anda hendaklah mengandungi tajuk-tajuk berikut:

'pH pH Time taken for iodine solution to remain yellow Masa diambil untuk larutan iodin kekal kuning Rate of amylase activity on starch

Kadar aktiviti amilase terhadap kanji

[*""

of amylase activity

luro*

aktiviti amilase

Time taken for iodine solution to remain yello w

- Masa diambil untuk larutan iodin kekal kuning

r$(i) 13 marksl

13 markah)

(iD

Use the graph paper provided on page 9 to answer this question.

Using the data in 1(;f)(i), draw a graph of the rate of amylase activity on starch against the pH values of the mixture solution. Guna kertas graf yang disediakan di halaman 9 untuk menjawab soalan ini. Menggunakan data di IAG), lukis graf kadar aktiviti amilase ke atas kanji melawan nilai pH bagi larutan campuran. 13 marksl 13 markah)

1(r(ii)

455113

@ 2011 Hak

cipta Kerajaan Malaysia

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SULIT

SULIT

g

45sU3 Graph of the rate of amylase activity against the pH of the mixture solution Graf kadar aktiviti amilase melawan pH larutan campuran

Rate of amylase activity (min-') Kadar aktiviti amilase (min-l)

455113 o 201I Hak cipta Kerajaan

Malaysia

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[Lihat halaman sebelah SULIT

F-or Exam iner'.t Use

10

SULIT (g)

Based on the gtaPh in

l{fl(ii), explain the relationship

455u3 between the rate

of

amylase

activity on starch and the pH values of the mixture iolution. B-erdasarkan graf di IAO), terangkan hubungan antara kadar aktiviti amilase dan nilai pH larutan campuran.

[r 1(g)

13 marksf

l3 markah)

(h)

State the operational

definition for the hydrolysis of starch by amylase enzyme. Nyatakan definisi secara operasi bagi hidrolisis kanji oleh enzim amilase.

r(h)

[3 marks]

13 markahl

(,

This experiment is repeated using buffer solution at pH 7 rn water bath at 20"C. Predict the outcome of this experiment. Explain your prediction. Eksperimen ini diulang dengan menggunakan larutan penimbal pada pH 7 dalam kukus air pada suhu 20"C.

Ramalkan hasil eksperimen ini. Terangkan ramalan anda.

G Total

E

[3 marksf

13 markah)

1

455113 e 20l l

Hak Cipra Kerajaan Mataysia

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1(i)

SULIT

2

11

455u3

Water is very important to plants. It can lost by evaporation from the plants to This is called transpiration. !9 Light intensityl. or. of the factors that can affect the rate of transpiration. th-e atmosphere.

Based on the above information, desi gn a laboratory experiment to study the effect light intensity on the rate of transpiralion in Hibiscus sp.

of

The planning of your experiment must include the following aspects: Air adalah sa-ngat penting kepada tumbuhan. Ia boleh hilang melalui sejatan daripada tumbuhan ke atmosfera. Ini dipanggil sebagai trantipirasi. Keamatan -fak16r

cahaya merupakan satu daripada yang dapat mempengaruhi kadar transpirasi. Berdasarkan maklumat di atas, reka bentuk satu eksperimen makmal untuk m-engkaii kesan keamatan cahaya ke atas kadar transpirasi dalam Hibiscus sp. (Bunga raya)

Perancangan eksperimen anda hendaklah meliputi aspek-aspek berikut: Problem statement

Pernyataan masalah Hypothesis Hipotesis Variables Pembolehubah

List of apparatus and materials Senarai radas dan bahan Experimental procedure Prosedur eksperimen Presentation

of

data

Persembahan data

ll7 marksl ll7 markahl END OF QUESTION PAPER KERTAS SOALAN TAMAT

4551/3 o

2011 Hak Cipta Kerajaan Malaysia

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SULIT

SULIT

4551t3

INFORMATION FOR CANDIDATES MAKLUMAT UNTUK CALON 1.

This question paper consists of two questions: Question I and Question Kertas soalan ini mengandungi dua soalan: Soulan I dan Soslan 2.

2.

Answer all questions. Write your answers for Question this question paper. Jawab semua soalan. Jawapan anda bagi Soalun yang disediakan dalam kertas soalan ini.

a

I

I

2.

in the spaces provided in

hendaklah ditulis pada ruang

J.

Write your answers for Question 2 on the'helaian tambahan'provided by the invigilators. You may use equations, diagrams, tables, graphs and other suitable methods to explain your answers. Tulis jawapan anda bagi Soslan 2 dalam helaian tambahan yang dibekalkan oleh pengawas peperiksaan. Anda boleh menggunakan persamaan, rajah, jadual, graf dan cara lain yang sesuai untuk menjelaskan jawapan anda.

4.

Show your working,

it may help you to get marks. Tunjukkan kerja mengira, ini membantu anda mendapatkan

5. The diagrams in the questions

markah.

are not drawn to scale unless stated.

Rajah yang mengiringi soalan tidak dilukis mengikut skala kecuali dinyatakan.

6. The marks allocated for each question or sub-part of a question are shown in brackets. Markah yang diperuntukkan bagi setiap soalan atau ceraian soalan ditunjukkan dalam kurungan. 7.

If you wish to change your answer, cross out the answer that you have done. Then write down the new answer. Jika anda hendak menukar jawapan, batalkan jawapan yang telah dibuat. Kemudian tulis jawapan yang baru.

8.

You may use a scientific calculator. Anda dibenarkan menggunakan kalkulator saintifik.

9. You are advised to spend 45 minutes to answer

Question

I

and 45 minutes for

Question 2. Anda dinasihati supaya mengambil masa 45 minit untuk menjawab Soalan 45 minit untuk Soalsn 2.

l

dan

10. Detach Question 2 from this question paper. Tie the'helaian tambahan'together with this question paper and hand in to the invigilator at the end of the examination. Ceraikon Soalun 2 daripada kertas soalan ini. Ikat helaian tambahan bersamasama kertas soalan ini dan serahkan kepada pengawas peperiksaan pada akhir peperiksaan. 455113 o 20lt Hak cipta Kerajaan Malaysia

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SULIT

LPKPM SPM 2011 BIOLOGY PAPER 1, 2, 3.pdf

Sistem -> Multicellular organisms. Organisma multisel. SULIT 3 4sstn. 2 The following information shows the cell organisation in multicellular organisms. Moklumat berikut menunjukkan organisasi sel di dalam organisma multisel. Which is an example of X? Manakah suatu contoh bagi X? A. [Lihat halaman sebelah. SULIT.

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2 Sulphuric acid, H,SO.,, is produced in industry through Contact Process. ... B The products are calcium carbonate precipitate and sodium chloride solution.

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