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No. of Plintec'l Pages :
15
.$S
SSLC - SEP - 2013
LC - Sef -2o lg
3777
r$oq
lifilfl liil lll]fl lllil ll lrll
iI
erain Register Number
il ilillli
axfle$luro / SCIENCE ww N, Ka\v i Soto-1, Corr)
t grdl$ -o99Lb .25tdleu ar g!
GplLb : 2% Loarfl
/
)
amil & English Ve:sitns;
I ClLonpp Lo$) Lr Glu ainueir : 75 [Maximum N{arks : 75
J
Time Allowed : 2% Hours l
.9{dlq6orl
:
Instructions
5n 32$7
(1)
e]6oar:$gl or9lar ntiaqg Lb eiflurna glie+u r$)ernd zeirenp n ereinL:pooen +rfl1.,nri$51d Gls neftenoq Lb. et+oLt u$ergleio lgarpuggurQein .9j6Dp6 semrsraooflL-,l u nenrflrib zrelrLqu-r ns G1grflo06seq Lb.
(2)
$eub eieleug sqgllq enLou9eoen Lor@Go erqggolpSgu rueinu@$p Gerair@ Lb. Lr rdscir or eo ryerp$1g Gl reinfl eb I u einL'l @3ipe1 Lb.
: (1) (2)
Check the question paper for fairness of printing. fairness, inform the Hall Supervisor immediately.
If there is any lack of
Use Black or Blue ink to r.vrite and pencil to draw diagrams.
gflur-l r $ ou a$ ear n$p neir qg:aing r5lrflqseoenti Glsnairr gr. Note
:
This question paper contains three sections.
Eflq - I/
sECrIoN - I
(Lo$lLrGuenrseir:15)
qgfluq
/
(Marks : 15)
: (i) glnlqfloI5lci, reiron 15 o6larnri;sqg61qLb oEleoriraflriseq Lb. 15x1=15 (ii) elarr-llqri CSdluq@r6iT Gsr@ssLt r@ eiror pneinlg Lonfg erglarrsoflei; L.l
Note
:
ri
u nerr ag ao reou$ GpnpGp@pg d(gpe1 Lb. Answer all tl-re 15 questions. Choose the coruect ans\ rer from the alternatives given in the brackets. r-6)sq
(,) (ii)
+rfl
1. Slufars$ (enria;siu
Gpriqd GsirrunrenL Gleuofl u9lr-roun rirriofleir, pufrGan - r.e- e!rfleiu, 6lGTsri Ggrsein
GlLoeinreit, gfein
unuarreiu
eunLonnri)
Theory of Natural Selection was proposed by _. (Charles Darwiry Hugo-de-Vries, Gregor Johann Mendel, Jean Baptise Lamarck)
t $lgr-tqu
/
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2.
rflsri
s@arLourneor LoGeurfluri snee6o6D
(rQon-noiuGLonquLb gGeuGeu, u nel6l u n 7Lb,
r9l on
noiuG
Lo n
qu
ri
rQ
r19el nrilgLb 6Cry61
onnoiuGLo nrqu.r Lb
ao
_.
LoGeurflun, r5lonnoiuGLo nLqu
rir
or or n&oiu )
The most serious form of malaria is caused by Plasmodium (P.ovale, P.Malariae, P.falciparum, P.vivax)
3.
ronmooofl seu Guneinp uerfl ereinglenprisuu@dlpgr, o$arefleu $pein
(aedt Clouofl$Gpno Gpnel, G-neirgg, serfl p@pGpnen +arpu rpgeireng, seoi uGpneu srgelrro nemg ) The mango fruit is called as stone fruit because it has
so
G--,reir9gt. aeofl zr_Gpnet>
:
(skinny epicarp, stony mesocarp, fleshy endocarp, hard endocarp)
4.
Lo
nGennrG rJnu ner9la;,
larrq
Lr Glrnqgraeoan zflpSaelppsnem Clpuunem
Gor riceir
(ponooGrnrflunioeir, enLo6Gsneoq+n Gouriseir,
u$g
Geurioeir,
GeuPflr Gernseir)
In monotropa the special type of root which absorbs nourishment is
:
(Houstoria, Mycorrhizal root, clinging root, Adventitious root)
5.
uaarLo Geu$)u9 u aSlemnel raimrnlgLb Clungqgrirg er@$5Lrisru@ (rSennoiurqri, sndlpLb, zuq rfl r9lennoiu r-+ri, Gpoeugein &olr 11606D lqengluuneiir) Example for product of green chemistry is
:
(plastic, paper, bioplastics, halogen flame retardents)
6.
igrflu gofl gLb aulgu snrT ( r91
ermri, oofl
p$
\zVhen
uerSl
rflein geiiremel
ou$Gu oulgLbGung elp6tr ur6np
Glp rfleupein
u9leiir
u u neb,
Epponel
)
sunlight passes through window of the classroom its path iq.visible. This is due of light.
(reflection, scattering)
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SSLC - SEP - 2013
3 7.
uSflenpareu$ p@Bs pnLb 6*Cp,b rueinl@$puu@Lb upuar+ (.er rfleu
Lb
/
3zlz
ref geurie
Geran@Lb. Glrngtarnsu peinen L_o Glsnainr 5t.
s n7 [1)
To protect tooth decay, we are advised to brush our teeth regularry. The nature of the toothpaste commonly used is in nature.
_----
(acidic/basic)
E.
.taren3igtd
srfl Loe Geft LorEsqg619Lb s{+Lr u6D Lur Clpng$u9cn zeirongt.
(1a eug Clpng$lu9lcn/rs
org
ren
perfl oLb
Gtpng$ugtctu)
An element which is an essential constituent of arl organic compounds belongs to ' group.
(14th group/15th group)
9'
prfusLi ereiirp
norg GefLoLDrs dlenr-Lrugr srei:areu. 619r *n.og gebeugr " 6
Gold does not occur in the combined form. It does not react with air (or) water. It is in (native state/combined state)
10.
u 6 L6lefloilr L_ri (
qebo
rflein
eirr
qpGorsgeno
Lb
arpr-fgein, sniu6in, eei.'.u ri)
Buck minster fullerene is the allotropic form of (Nitrogen, Carbory Sulphur)
11.
or rqo..:
-----.
gurerl $l6oouglgteiror eelrLonen Glu n1goflein l$gLb
(dlo erSlsLi:, rfls gengrq, a$1,
GDq6CI6rjl)
The momentum of a massive object at rest is
(very large, very smalf zero, infinity) [
$llguqs
/
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3777
"12.
dlGeun ei-
ni
Loearfl a,
d eirarqg$p
(
Gou
rnugl
g r r@,
r-6)
eir cqeug eiir$ p
eir,
rfl einemns p
ggi.
el,
rfl
einglrrLb
)
Kilowatt-hour is the unit of _. (potential diffelence, electric power, electric energy, charge)
13" Gernelr rfrrrfleiir 1qdlr90 (
rl@-,
,e_,l@--,lj
The symbol of voltmeter is
_.
(--(yr. @)-, G)14.
tr )
-ri -
-,
\
+qugl6U rlgeunlgri zlgLrGlulgrisib "t/3 ereriri: et$p gqugleir arena
(19d, (guIif, oLop6nlb) If the magnificatir:r.r produced bv
a
mirror is 1/3, then the type of minor is
:
(cancave, convex, plane)
15.
rdleinen.Spareu (
dlehaA
er$$lr g$geuns Lonfrglio e rpelrLb
uf Sl, r-61einGLo nrrirn,
idl einLo
npfl
,
rflein or ;9 116l
)
A device which converts electrical energy into mechanical energy is (Generator, Motor, Transformer, Power supply)
t9liflq - IIl sECrIoN - II (Lo$lLrGlrainuoir : 40)
/
(Marks :40)
gdluq :
6lGpgt6 6lOrgr aglarn6sqgrig aflarL_uaflrisqLb.
Note
Ansrt er any
76.
:
twenty questions.
g$lLoaflpein gopef ppsneu ou
iflareu
I
@$po4
20x2=40
Loerflpein ouenT
Glsn@6surrr
Loeflp $renrilaeoon
Lb.
(puneinrripnel Loaflpein,
Ggp nGLo nGpo
rg1oeiu, GpDrGLon 6rrJ{i L_t_6i0,
GglGLo nGl+r91u ein) Sequentially arrange the clifferent species of man from primitiveio modern man. (Neanderthal man, Homohabillis, Homoerectus, Homosapiens)
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SSLC - SEP - 2013
5 '17.
3777
LD6iD LDpgb (gellra$lGuirnsf Gp'rutsei qlpd lgoopuil rtnei; 6r$ u @61 6inp6n. (g6d rel$lc ur nrirfl eL f p u @ b u 6$p er u9 g ib, 6ps o,9ris6rp Lb Loleiuooiuonleb Geugu@Lb. $ri;a'fg+ erflun? porgrns 6O,r.gn,il 6tqp6 *11+gt" Lo rr 6iD
Marasmus and Kwashlorkar are both protein deficiency defects. Marasrnus ciiffers from Kwashiorkar in enlarged be1ly and swelling in the face. Are these svmptoms for the above disease correct ? If not, correct it.
18.
SLbrisainr urdeos. euennfisr '.gr'
L-o
rilm
Lb .sr^
afleorem
Draw the diagram given below and name the parts
19.
riluncnSjeiu Cleeb r9lrflpe$ein
6lL-urflrarLb.
'A' and'B'.
gr661u ,6l"Dq qqgriGs seu$peb
+(gb
6)9r
menrGlumrLb rf,lelreu
un{i8tc-6in, +uc6rtrl_rc-6tr, eoeriGsnrre-ein) The important event of meiosis is the crossing over. It occurs durihg (Leptotene, Pachytene, Diplotene, Zygotene) (Cleu u G r--nrc,ein,
:
[
619"q" /
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20.
SSLC - SEP - 2013
sr8uneflel peorGlugLb Gleel ulguq greop ( (
g ) gGf nGLonGenlb 6r6D6D rgleirenerlleb Lonpp aseoen qE u Opgtdlpgl
g
) gGTnGLo
nGer6
6! 6D6D
rgl
einerefl eb
Lo
nS
gr
rr
seoar qS
u
@$g
ou$1
cfu
areu.
In Amoeba, the cetl division takes place : (u) Involving changes in the chromatin reticulum (b) Without involving changes irr the chromatin reticulum
21.
eueoTur
I
u
r@eiren Glpeb o.glarpugein @)1g u nsrilsarorii
gfl
u
r-g1
@o.
Draw the given diagram of paddy seed and label any two pats.
22. Gsnrgrr Slrraseoar 6l,fr,_.1* (.gr) lamri rfao+ GTnoruseir
(g)
u narenu9ein ppprueeir
Fill in the blanks
snemr_ru@Lb o,9leurulg
=--
6in
Longrr@ g1g,Lb.
:
(r)
Sensitive whiskers are found in
(b)
The tusks of elephants are modified
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3777
23.
u
nglllr+56rfl6itr
(gr)
q p$GpneSlcfu
GrnLoLb, zaunriG
rlnLo Lb,
snaonuu@orgl
nel msrus,6ir
($ )
GqnLoLb, ueotrnG
irro Lb,
(r'r.)
GynmLb, peLb, Cle$obooir
rl
Clsnr-bqseir
The epidermis of mamrnals contains (a) hair, bristle, quills (b) hair, nail claw (.) hair, bristle, hom
(d)
24.
grrseir
GTnLo
(.er^) GnnLoLb. msLb. o9
:
:
hair, nail, scale
g$greoLou9l eiir
el +u
$1r61ruseu6 : Clarenaunel:
u 60 LLLql6L
soouufls
:
ue6lein ps@ooir
I4rhale : Baleen plates
Bat:
25.
ereinug1 snnu6itr Glsnaimr GeftLolb, nfl$pesleu erehusr sflLoe GeiLDLb is carbon compound, In the process of respiration +er
eu
nrir-q$ gr.6leuLb
the lactic acid is
carbon compound.
26.
A R
: " El$uu@$gUgo: : GlurGrJneSlu$arp sguq$
: srrdnnd
: $leoou G+nuq. glrdl6lr p,
elaopridlGpnrjr unaSl$$ein Lofg6 r9lorrnoiu r-s& Gun6irp
raeir p u nrf[is u u @ o$) eL ruGu (et ) a +rflunemgl. R palpfl 6ngt (g) A erfluneng, R e rflu nengt
Gl
r
nlg
($t) a
prusd
ns
Lo
erem
n6l eingl en.
peupn6rTgJ, R erflunengt
(n)
A. R.
A pougrnargl. R p6dpr6n5l Assertion: Petroleum is called as Black gold. Reason: These are used in manufacture of detergents, fibres, polythene and other plastic substances. (r) A is correct, R is wrong (b) A is correct, R is corect (.) A is wrong, R is corect (d) A is wrong, R is wrong
[
$]Olrq*
/
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SSLC - SEP - 2013
3777 27.
8
gqg dllnLo$$ctu 2008-2009 qLb gainrqeb ,OuLL Clpnfg Gpnuraofl eir oflou 16 o.rLL eil6olIL]LLDn5 Clon@risuurGinir*gt 6lgaren su,insr Gm nri6l EpBsainL-orf f1 $g er9lenruofl 6sq Lb.
Clrrulg snure+o, 6[igein gerflun
ererlkis nui ee6i.)
(et )
Clu
15
Lb
u
neiirear ro ur
(.gl".) erouor nrnr
nem rotis6o6fl
6lriis Gmnurseir
prBdu
Gpnuroeir urnenel?
r.lnordleinmen?
(S) ,Dp @l1g Gpnursarar sr@uu@$grLb 6rcpglb
Ur6ing gD6Dp56o6n 6r(g916.
The pie diagam represents a survey result of infectious diseases of a village during 2008-2009. Analyse it and answer the following :
Dengue fever, chikungunya
(a)
\A4rich diseases affect the ma,ority of the population
(b)
How are these diseases transmitted
(")
Write any three measures to control the other two diseases.
?
?
-.
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i777
28. Glung$pnp geirreopri senlrf)uqLb. (er) ru9fl geuopoirel, us6oe r.eel;, ru9lrfl r'-r=pn', Gui,GrJne6luLb (.2; ) s naoyn,
ao
Odd man out
:
(a) (b)
r"'.u
nur
@, Genfl
61
ryor1g,
SpGu$l
bio-alcohol, green diesel, bio ethers, petroleum cholera, typhoid, scabies, dysentery
29. Grn6gorq$g
eu nsenrar
sofl eu L-tueiru@ri pnei;r1g ru9lrfl errflGlu n19L-oe,o6n 6r(9915.
Write any four liquid bio fuels for transportations.
30.
10 dlr1nri erpnf6rrr Glefl o6len
zueou 40 6l7nLb $flcn sarl$$t@Lb Gungl z19er nor s6n[66i)
$arp epeSp$mpd
saor$61@s.
Take 10 g of common salt and dissolve it in 40 g water. Firrd the concentration of solution in terms of weight percent.
31.
radneo ros 56n[s6D6D, *,1!Lori oao
ne
erSld]O,ogr
Gougu@$5s.
Distinguish betn een h'ue solution and colloidal solutions.
32. enpirrlgedein Ur6Dtselg $)eop 28, etorlrisr(D
.elpdrT
sgl51 eop 14,
arBrrygerflcin
craimaromri rqd u LqGls.
Molecular mass of nitrogen is 28. Its atomic rnass is 14. Find the atomicity of nitrogen.
33. gg Lo$lLr
sao 7ee$ebr
q
6D@+[r66l6D si
u-L
afl u9]ein Gl+fle4 1.0 x
6r6rfl6D .slpein
pH
ereinen?
The hydroxyl ion concenkation of a solution is 1.0 x L0-9 solution ?
34. (i) aaneffrrlbq6 seueoo&
(ii)
r0-e M
GlLoriafl
Su
M.
lAhat ls the pH of the
g@u@$gl6Gr-lngLb
p,nr--reoouri snpfl eb errfl6griGungLb
er$p ouare unen Gotporllararaeir psqgib? \^hat type of chemical reaction takes place when
(i) (i0
lime stone is heated
?
a magnesium ribbon is
burnt in air
?
I SlCDur-]"
/
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3777
10
35. X ereinp Glereirafl Guneinp Glouamen Lo $)p rGe.,neLb q6*g gg reiir Geri$gr y Ap pgdlpgl 6tcp Y ereiirp GeriLoronengl X $yno,glrL-.trein orglareur qrflqD Gungl erl@L[A6n6n Garoflu9lr@ 6lenr661pg. X Lo$gLb Y
gri
sain@LSlrq.
X is a silvery white metal. X reacts with oxygen to form y. The same compound is obtained from the metal on reaction with steam with the liberation of Hydrogen gas. Identify X and Y.
36. 6O,bq axrri HCl o$g1Lb elrri HNo,
*ein
HrSO, rueiir erglarar qrf16lpg. gemnei elrn er9leoem q rfiougl $lebeoo. sflun6n snTarr$g L-ein zeir aglen rar u.r
6TrLD5rS.
Iron reacts with con. HCI and con. HrSOr. But it does not react with con. HNO,. with proper reason.
Suggest your answer
5',/. blutr/t665t5
:
G+riorrseir
afleDem Clsur6b
€1605@na)
>
qd+6o@Gr SrGrnein snriunri8erS[i
Compound
C:O
-oH -COOH
gr.6]euLb -
Match the following
CHO
:
Functional groups
Alcohol
>
Aldehyde
- OH
Ketone
-
COOH
-
CHO
Carboxylic
acid
Glp"g6l
C:
O
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11
3777
38. SipsirgtLb a'Sgsaflel 919 Glunlgoflein pargrGun@ 6TTLD
Gpnrnrgeleunp &'p6op
SI.S
(er)Ag (+)OgI
e(D €r+uLr6DL er6n6Ll $ugr5luetu ppn+ Gsnenr@ elen6euu@6lpg.
(6t) 6gl
or9lelppna Clsnain@
saor&sur@6pgl.
From the foliowing statements write down that which is not applicable to mass of an object:
(r) (b) (")
It is a fundamental quantity It is measured uiing physical balance It is measured using spring balance
39. 64flrfl 6llprpci-,gru$$ein or
rfl
Cl
r nlgoir
ereinu poin
G1
gori8uLoneor rueiir
u nqgeoen
gaflfl
errflGlunlgoir
ggrn.
gaflrfl
rarrri$gs.
The important use of cryogenics is cryogenic fuels. \4/hat do you mean by cryogenic fuels ?
40. SpsrgtLb o"ggsoflei gLb o6l$Gur@ GlpnrriLglei-reunp6np (et) r-6leirGennr-rLb / rfleinenqg$p Gougun@: Lonfler51
6i(ggl5.
(et ) dlehen11g$p Geupun@ / rdleinGennrrLb : ondlel5l ($ ) rfleiirGenruLb : rfleinparr x r-61eina'rqg$p Gorg u n@ From the following statements write down that which does not represent ohrrfs law. (u) current/potential difference:constant
(b) (.)
potential difference/current = constant current: resistance x potential difference
41. LD[qer[r +,Dpd
g:euriluoflein Gluuriseir
g{orrDmt6ir 6la; s6urnt. geumnenorrhoomu
LL
r--
u
8Gp pf u u rGreirorr66r.
-?t6rrn6D,
ut erSlG)s.
+ppeu, eleoo g$peb r-.lor9l-garei gppcn) In ihe list of unconventional sources of energy given below some of them are wrong. List out the wrong ones. (wind energy, solar energy, tidal energy, hydro electric po#er, nuclear energy, wave energy, geothermal energy) [
$l6uqo /
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SSLC - SEP - 2013
3777 42.
1.5
L2
V
ri)eirs6n 6)1
60
Gsnenir St19 r-6leinaeu oirseir 5 gib, 10 gLb, 15 grn enor9 6t-p-pp Glpnr-7ns Glsnanu @O epgj! rr$$aren
r-6leir,'aflurirg oflar+
rs6ir ro$gLb
[,S.
Draw the schematic diagram of an electric circuit consisting of a battery of two cells of 1.5 V each, three resistances cf 5 ohm, 10 ohm and 15 ohm respectively and a plug key all connected in series.
43.
.".r9larrdl
m
$rriats
er9l$orut 6x6orJutgt.
Define Fieming's left hand Rule.
44.
r9einoulgLb or nri8
(er)sir$pu
(g)
"o,op
u$$eir
r9leo
poerfl
Ll6Db 6r6ru Lo$luq
o6ieo+ri Gsn@soir
gu
r9lui,
SlOppq,b
iol5rLl Gsnaiuu 4ryalq
snppp Glpeir
(lpeoemuGlol GpnL-rr61 ou rgoenoruS)eir
@leoanqLb. Correct the mistakes, if an1,, in the following statements
:
(u)
Magnetic field is a quantity that has magnitude on1y.
(b)
The magnetic field lines emerge from the south pole and merge at the north pole.
45. 96
gglGleueindtein
(Cgdl"q : p:7/f
go,9lu grt1b 2
d
ereoflel Gleueiir$lein $lpeiir snains.
)
The focal length of a concave lens is 2 m, calculate the power of the lens.
(Note:
p=1//)
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13
,9lflq - rrrl
3777
SECTToN _ rrr
(to$luGuarrseir : 20)
: (i)
1gdlul.{
Note
46.
:
genGlernqg ug$ugaSlg$gLb e6lar L_ u oft ris q Lb.
gg
/
(Marks : 20)
orglemn agpLo
pno&rg a8arn6sqgrilg 4x5=20
(i,
Ggenau ur nem
(i) (ii)
Answer any four questions by choosing one question from each part. Draw diagrams wherever necessary.
$lL_rnsoflel lr_ib
(.9) onqLr Glunflu5)ueb
(€ ),rq.,
Gl
r nfl
eueons.
u(96 - r/pARr-r ereinpneo ereoreor?
uguedlein peiireoLoeeir
ur neoer ?
(u) \44rat is genetic engineering (b) I4hat are the uses of genetic engineering ? ?
47.
aeun
19
p$arp
(el) Eprp
uf goirennf
.
gpgarpr;1g gpei;
p0r.rgE i
Gl
<9i
qg
Lorpasqgrigeir ouprus Garomqu Gpnup
LLal6D6rm 6oul 6Trmers
(q)p@ug8seir
qgoeuLb 6rpclppp Gpnureeoar pOgSL @rugib ? Kala has delivered a baby. (u) Suggest the immunization schedule for the baby in the first six months. (b) \A/hat are the diseases that can be cured as per the schedule ?
u196l
48. (g)
- rrlpARr-rr
ae*t zlgeunlgLb $)sp+Eeou6 a,g ? 6.o,6l"F,i6lugleoeu.r *lgriuLons orgleurfl.
(+) (O ) erppapo,Staren6 gf[i1g,Lb u r$$l enon ormr,Dg1, (r) Name the process by which the fruit is developed-? (b) Give the development process in brief. (c) Draw a neat diagram of that process and label.
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SSLC - SEP - 2013
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g ) reingteouu err6nsu u nLrqpsnar a6lon6s$eop$ p19s. (u) Classify the following substances. (
(wood, paper, plastic and grasses)
(b) Give detailed account on your classifiqation. u19Sl
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You are given the values of mass of one volume of oxygen gas and the mass of one volume o6 hydiogen. By applying Avagadro's 1aw how will you establish the relation between vapour density and molecular mass of a gas ?
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Gluu-Lri LoSgLb IUPAC Clu u ris6l)6rr 6r(5)515.
(s) CH3CH2CHo (g) cHrcocH, (gr) cH3*cH-cH3 I
OH
(n,) CHrcooH
(r)
HCHO
Write the corunon name and IUPAC name of the following
(u)
CH3CH2CHO
(b)
cH3cocH3
(c)
CH3-CH-CH3
:
I
OH
(d)
cH3cooH
(")
HCHo
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SSLC - SEP - 2013
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52. (et) 6lgrr-eofl*
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(g) F=Gmrm2/d2
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(u)
Newton's third law of Motion : For every action there is an equal and opposite reaction. Explain this law using illustrations.
(b)
F
=Cmrmr/ d2 is the mathematical form of Newton,s law of gravitation. Give the statement of Newton's law of gravitation.
53. g:uur-rs$$eiir
u$fl rL_Lb oIr6i)trEgt erglonri$l d(gp6!Lb. Draw and explain the refraction of light tfuough a prism. euglGu: gaflogeueob
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