! " # !$
"% "
Elements of Science & maths useful in Agriculture
& '(" Time- 3 Hours
)* Maximum Mark – 75
" i. ii. iii.
iv. v. vi. vii.
+
, . " " " " / 01 " "%$ ! #2 . 34 "5 ! 6!7 8 -9 ",: !! ; < = 9" >1 = ?! 6@ " != $A, $ " " ". $" *, . 1 x 5 = 5 x 4 = 20 , 3 * "B ! ", : ! ; " ". 3 * " ! $" "# 5 , " "%$ ! # + )* C " "#2 . 3 "* ! $" "# * , " "%$ ! # + C " "#2 . 3 B "# B , %$ ! # + * C " "#2 .
Instructions – i. All questions are compulsory. ii. Read the instructions of the question paper carefully and answer the questions. iii. Q. No. 1 to 4 are objective type which choose the correct answers, match the column, Fill up the blanks and true/false. Each question in allotted 5 marks. iv. Internal options one given in Q. No. 5 to 16. 1 x 5 = 5 x 4 = 20 Marks. v. Q. No. 5 to 10 carry 4 marks each and answer should be given in about 75 words. vi. Q. No. 11 to 15 carry 5 marks each and answer should be given in about 120 words. vii. Q. No. 16 carries 6 marks and answer should be given in about 150 words.
4
?! 6@ " DiE DiiE DiiiE
!
9 .
66@ " "# 444444444444444444 " 4 4 6( 7 F !G
4, H4 I!
(
: !
44444444444444444444 .
sin (A+B)=...................+cos sin
DivE
<7 "
-
D vE
" #
444444444444444444444 .
!9-
!7 " 4444444444444444444449
7% " .
Fill in the blanks. (i)
The least Distance of Distinct Vision is.................
(ii)
The unit of latent heat in S.I. system is...............
(iii)
sin (A+B)=..................+cos sin
(iv)
Scientific name of Earth worm is...........
(v)
.............bacteria is use full for penicillin antibiotic.
4
; <7 D,E
sin200 . sin400 . sin600 . sin800
DiE
D E
D E
'
".
DiiE
1/16
DiiiE D E
#2 .
DivE
3/16
", !
-
DiE D+7 9E
DiiE D+7 9 E&
9 E A& DiiiE D+7
DivE
sin2100
D+9 E
"
DiE ½
DiiE
DiiiE
DivE !
J
K " -!"%
/
DiE )B " 4 4
DiiE )B
4 4 "
DiiiE KK " 4 4
DivE KK
" 4 4
"
.
DHE
,6@
<7 L
9 !" -
DiE
#" "
DiiiE
# "
DiiE H6 ! " DivE 6("#- 6(# "
Write the correct answer from the given options. (a)
(b)
(c)
The value of sin200 . sin400 . sing600 . sin800 (i) 1/16
(ii)
(iii) 3/16
(iv)
The correct formula of Cube volume is (i) (Arm)2
(ii) (Arm)3
(iii) (Arm)2/3
(iv) (Arm)2
The value of sin200 is -
½
DiE
DiiE
DiiiE (d)
(e)
&4
DivE
A diameter of circle is 28 cm. then find out the circumference. (i) 176 cm.
(ii) 1760 cm2.
(iii) 88 cm.
(iv) 88 cm2.
Temporary magnet is formed by (i) Soft
(ii) Steel
(iii) Nickel
(iv) Stainless Steel
L # 2!
9" >1
H
, D,E
9#
!>
D E
-#
D E
# "
D E DHE
6 9 / 7?2
9 ;<
,/
" ( " >
x
7
#
: !
G
G /
!
"M#
(G L #L
"M#
Match the folloiwng. A
54
-
B
(a)
Jule/0C
-
Autotrophic
(b)
Algae
-
Honeybee
(c)
Round Bacteria
-
Parallelogram
(d)
Apiculture
-
Cocus
(e)
X height
-
Heat capacity
-
Specific heat
-
Area of Trapezium
$
, $ "%$ !
DiE DiiE DiiiE
! 9
" 5
<:
",
" : ( " ( M" H( - " 4, H4 I! "<7 L
"
6
"
" ! .
!" " .
!!
(A L
. " 3 x 105
DivE D vE
"<7 L
# " 2
A "">
! " .
" "+
(! .
Find out true an false. (i)
Solar eclips always occur on Purnima and Lunar eclips always on Amavasya.
(ii)
Centigrade and Fahrenheit are equal at the temperature of -400
(iii)
In S.I. system intensity of magnetic field is meter/ampere.
(iv)
The Velocity of light is 3 x 105 km/second
(v)
The two magnetic force lines never cross to each other.
*4
O7 ! # " 2 , " " 7 #2 "D " H
,@ Or
!" / "+ !
" #" " H<
" " PH .
Factors affecting the resistance.
B4
" #
" @# ; "#
"
/
! #2 .
Write the methods of preparation of Ethyl Alcohal in laboratory with equation.
,@ Or
@# ; "#
<
, +3
! #2 .
Write the four chemical reactions of Ethyl Alcohal with chemical equation.
)4
7
"
!
PH .
Describe Sopanification with equation.
,@ Or
6 !' "
/
!#2 .
Write down the preparation on method of vegetable Ghee with equation.
K4
Q
3N ?
R <"
> "
" PH .
What is Dihybrid Cross? Explain with the help of checker-board.
,@ Or
9
$ #2 . D " H
Write down the importance of plant breeding (Any four)
S4
2
"
" " H < % T" # 2 .
Write any four objects of Tabulation in statistics.
,@ Or
@
Q!
, >1 " " " H < ,! # 2 .
Differentiate between Primary and Secondary Data (any four).
4
: !
/
" " H<
7 <
"#2 .
Write four merits and demerits of Arithmetic mean.
,@ Or
7 #
"<
7 <
"#2 .
Write four merits and Demerits and Mode.
4
?
R +!
H< "
"! # 2 .
What is Mansoon? Describe any four characteristics of Indian rain fall.
,@ Or
L% 4
""(
4
" "(
&4
> "
""
#2 "
54 - " 9 *4
7H ; !
Write one function of each apparatus – 1. Barometer 2. Anemometer
3. Wind Vane 4. Rain gauge 5. Dry and wet bulb hygrometer
4
U # " 9 "+!
7 #2 . D " H
Write down the Physical Properties of Glucose. (Any five)
,@ Or
: 9 HL
" " H <% " # 2 .
Write down any five uses of Enzyemes.
&4
#" !@
" " H < ,: ! #2 .
Write down any five the difference in between Photosynthesis & Respiration.
,@ Or
<3
,<3
MN6M"#"
" " H < ,: ! #2 .
Write any five differences between Cyclic and Non-cyclic light photo phosphorslation.
54
"
7 #
, @
$ #2 . D " H
Write the Economic importance of family Gramincal. (Any five)
,@ Or
3 M" 7 # "
(#
#2 . D " H
Write down the Specific characters of crucified family.
*4
L # 2!
"
<#
!
9 . &
L !
&
*
& 5
S
5 *
B
Find out the standard deviation following data given below Class
&
Frequency
&
*
& 5
S
5 *
B
,@ Or
<#
"7 # 2 . D " H
Write down the merits of Standard deviation. (Any five)
B4
# 7!
" !
48.66%
, - H>V 9 "
8.11%
-!" -
9 .
Find out the structural formula of organic compound which have Corbon 48.66% and Hydrogen 8.11%.
,@ Or
L , +3 , " " "# 4
@" D " @"E
4
@" D " @"E
#2 "! 7
"?# " , 76@! "
" @ , +3 . C
!
"
, +3 . &4
#<
2000C
@#
D " @# E " H>V 9 "
!
, +3 . 54
(#
"?! !F ! / !7 #
"
!
" , +3
"
*4 B4
(# " @#
9#
"@3 .
9# ; 7
?# "H>
" @ , +3
Write only chemical reactions of following reaction 1. Reaction of methane with chlorine in the presence of excess light of sun. 2. Reaction of methane at 10000C in the absence of air. 3. Reaction of ethylene when hydrogen is supplied in the presence of nickel powder and 2000C temperature. 4. Reaction when acetelene is passed through red hot metal pipe. 5. Reaction of acetelene with water. 6. Reaction of ethylene in the presence anhydrous aluminium chloride catolyst.
,
%$ !
! " # !$
"% "
Elements of Science & maths useful in Agriculture
6!7 8 %$ ! 4
" "%$ ! ?! 6@ DiE
*
DiiE
# "A
DiiiE
sinA . cosB
DivE
M"(
D vE
N6@
" #
%$ ! 4
(" " ( $"
%$ !
,
7 #*,
F ! "" .
$"
%$ !
,
7 #*,
F ! "" .
; D,E
DiiiE &A B
D E
DiiE D+7 9 E&
D E
DiE
D E
DiiiE KK " 4 4
DHE
DiE
%$ ! &4
# "" "
9" > , D,E D E
9# -#
!>
" ( " >
G / 6 9
!
D E
"
D E DHE
%$ ! 54
9
7
"
6< ,/
x
/ 7?2 G
#
: !
"M#
$"
%$ !
,
7 #*,
F ! "" .
$"
%$ !
,
7 #*,
F ! "" .
$A, $ DiE
, $
DiiE
$
DiiiE
, $
DivE
$
D vE
$
%$ ! *4
O7 ! # " 2, " "7 W 4
O7 ! # " 2 /
4
" O7 ! # " 2
&4
"" 2
" " + " X " "+
<#
"#L !
"
F ! " ! .
(! . + " #L !
F ! " !
. 54
O7 ! # " 2 ,
#L H
"#L !
"
" "( "
! . H" + :7
#2 "
,
"
" "5 ,
F ! "" .
,@ 4 <# "
#L H
<#
7! " ! . R+l
!" / R <#
#L H
l
4 <#
" "M#
J7 $ 3
!
. <
<#
!" /
. ,!W
9 "
<# " 54 <#
"
. <
!" / +: +:
"
[ / !7 ,"
!" / !
O7 !
01 "
#
, " > H> DK1E !@
;
" @# ; "#
C2H5l + KOH D9#
E
+
! .
01! .
! #2 "
,
"
"#"
\#
"
; , ? H>
9#
",! " @#
" ; "#=
, " > H> DAgIE "@
#
C2H5 OH + AgI
,@ " @# " ; "# "3
2C2 H5 OH + 2Na
! . H
9! .
@# ; "#
" >
,YZ
C2H5 – OH + KI
C2H5I + AgOH
4
!
F ! "" .
/ "/ "> # 9 ! . , +3 ",
+
+
7 "J 2
" ( DKOHE
[
"
A
"9 !" . +: +:
@# , " > H> DC2H5IE
(" "
!
!" / % "!
+ $"
" "5 ,
#
" "M#
! " .
! W <#
!
6(
<#
!" / % " @
! !" "
/ $ <# "
%$ ! B4
R
7! " ! .
&4 <#
H
!" /
, +3 " >
@N? H>
! .
2C2 H5ONa
" >
@N? H>
D # ,
"E
4 M6M" (V H? H?# "H> "3
@# ?# "H>
3C2 H5 OH + Pcl3
! .
3C2 H5 Cl + H3PO3
@# ?# "H> &4
#" 9 ,L # "3
3
"" ! -, - ; # # H>
9# 9: ?# "H>
% 6@!
!" .
9# C2 H5 OH + HCl
C2 H5 Cl + H2O
?# "H>(
zncl2
54
,L # " "3
7
% 6@! "6(
HCl
C2 H5 OH + CH3 COOH
CH3 COOC2 H5
@# H ! %$ ! )4
$"
!" #
!" .
7
,
"
"Q 9# , '( 3
(" (
" "5 ,
" 7
CH2OOC - C15H31
F ! "" . !" .
,
CH2OH
9# CHOOC - C15H31
+ 3NaOH
CHOH + 3[C15H31COO Na]
, '( D
7
" >
E
(" (
D
CH2OOC - C15H31
CH2OH
!" #
U #
7E
N#
&,
,@ 6!' # 9: !
"
" #"!" # "% 6@! 6! ,L #
Q %
!" # ", !!F !+ F !
9! . M H
! "Z
C
/
"NaOH
!
!" #
9! . H ": /
!" # "1600
– 1800C
9! . H ! !@
2 – 5 atms
"
7>#
% Ni
"8"
" #
<
% 6@! "H2 -
!
"!" #
9! .
,
CH2OOC . C17H33
CH2OOC . C17H35 1% Ni
<=
3H2
CHOOC . C17H33
CHOOC . C17H35 160 – 1800C
CH2OOC . C17H33
2 – 5 atms
CH2OOC . C17H35
(V H 6( " D!" #E
D8"
" 7 %$ ! K4
#2 "
"9 " >1
!#
%
#" 9
Q
3
#" /" 3
9 ! -!" @
,
F ! "" .
" #"9 " "3
# !@ "
#" /""
5,
!F !E
01
#! . "!@ P7
"" # !@
#"
9 9
/"F ! " !" . ½, RRYY
# !@ "
X
rryy
#"
!@ P7 DF1
RrYy
+ /"
# !@ " 6
½,
01 E
½,
#" 9 A6
< "
#" "
½,
#"
RY
Ry
RY
Ry
rY
ry
RRYY
RRYy
RrYy
RrYy
# # "
# # "
# # "
# # "
RRYy
RRyy
RrYy
Rryy
# # " rY
ry
# P7 "
RrYY
RrYy
# # "
# # "
RrYy
Rryy
# # " <"
>Q "
# # "
Q 9
01
rryy
3N
.
# P7 "
9
(
" 7
rrYy
rrYy
#
P7 P7
&
, 7! SW &W &W
#2 "
# rrYy
#
& "9
# P7 "
#
# P7 "
S F2
# # "
5,
½,
F ! "" .
,@ 9 4
$W 9
# 4 H &4
+:
6" "Q
" 7
% "
", /
%9
""
9! . ( !" /= " !" /
# ! ", /
54 #
/ "
/ = ,L " # " /
% 9 "" # 6"
#2 "
6" 6" 9! .
5,
F ! "" .
9! . 9! .
%$ ! S4
2
"
"% T" W
4 , >1 "DDataE
"J 6@! ]
4 , >1 " ", / &4
6(
.
.
( "!@ " " P .
54
2
#"
" 7
"!7 # ,-
#2 "
" <
5,
" #
.
F ! "" .
,@ @
, >1"
34
@
Q!
, >1" ",! W
, >1"
Q!
", >1",:" D2 " 9 !E Q 6 H (T 8" "9 !" .
, >1"
", >1",:"
, !7,: J ?!A " 9" : Q !
, >1" , /
, - !7 # $
" !" . "
#
"9 !" . ]
"
!" - % " " " 2
&
Q
7/ 9
.
/
>1! .
7 Z,
<
Z( +
9 ! - % " ", " ! " 5
" ^
H ! "5 ,
J
= /
! " .
G9 , " !
# ! .
! " .
$" F ! "" .
7D% " ?! 7 ,@ ,:E
,
"
"
%$ !
4
: !
/
7W 4
#! " P 9
4
A
&4
! .
#
!
# .
"" +
" % ".
54 , " ! , /
.
H ! ,: $" 7 ½ ,
"
" ",
F ! "" .
" ",
F ! "" .
" ",
F ! "" .
"W 4 <
", /
4
+ !.
"!
&4
MQ
54
7$
!
!" .
""
.
"# , 7 ".
H ! ,: $" " ½ ,
"
,@ 7 # 7W 4
P " " #! .
4
, #"
&4
!
"!
"" U.
+ ! /$
54 , #" 2Q
! .
6!7 ! "" U.
H ! ,: $" 7 ½ ,
"
"W 4 4 , &4
!
#
(
.
7
2" ,
!.
54
" +:
" "H
+: +:
H ! ,: $" " ½ ,
%$ !
4
+
"
! @# " 7
"ZW
!
, "!@ ZW
X!7 "
<
! " .
+!
"! W
4 +!
# + )*%
! " . D)*%
6
X!7 " = &%
< ! X!7 " =
Q
%
F !
: ! X!7 "!@
X! " E.
4
, +, !@ + " "
! .
, / ! " 01
&4 + ! "# !
! "
"" "+
( ,/
"" "
"
= 7 LH ")* $"
F ! "" .
" -9 "
," ! .
Q + ! "J
54
" ",
"
," ! . "
%
"
F ! ".
:7 "#
" 2 >1! .
,: !# ^
" ! .
#/
! " . 7 !
= <" :H "* ,
+ 9; , ! -
"
" !" . 9-"
# ! " K "
. "7 #*,
F ! "" .
,@ 3
%
-"( " "( & > " 5 -" 9 * 7 ; ! $" :7 "#
7 ! " "# " . 7 ! " "# " . 7 ! " "# " .
"
"7 #*,
F ! "" .
"# " .
%$ !
4
U # " 9 "+! 4
7W
9# ", ! #"= ; "# ",;
#" !@ " : 9
, !#" " ! . 4 H
6
&4
8 " ! .
: /
@ .
54
3
*4
!
$"
@ .
'
:7 "#
! . ,
"
"7 #*,
F ! "" .
,@ : 9H 4
"% " W %O" " /
"9
" "# " .
4 < >1 %O" "< >1" " # " " ( " " . &4
; "#
54
7 /7 # H.
*4
"
$"
(
"#"
! :7 "#
,
( "" .
"" . "
"7 #*,
F ! "" .
H@
"
%$ ! &4
#" !@ 434
",! W #"
H " # 9 (# 6CO2+6H2O
H
@
@" "H "9 (# @ (( !" . @" " # 9 !" .
C6H12O6+6O2
#
C6H12O6 +6O2 6CO2+6H2O+673 Kcal.
3 "+" ^ @
M" ("M6M"#"
,<3 M" (" M6M"#" 3 "# ! IQ 3 ! I II ! " . "" "Q ! " . H "9# % " !. H "9# " % " " ! . & H ", N? 9 %$ 9 H ", N? 9 %$ 9 ! " . ! " . 5 H "%$ !" 9! H#" ?(V N H "%$ !" 9! H#" ?(V N 9 % ?# "" M# , 7 " , ?# "" M# , 7 " #! = 9! . % " , NADP "6@ ! ! "9 ! . * H " "6@ ATP H " 6@ ATP ! " . ! " . $" :7 "# , " "7 #*, F ! "" .
%$ ! 54
"
7 #
$W
4 2O
@=
D, "H9 , 9 # 4
" #" / " " D (V (
(H E= "
?
D9
9E= ^ "
" ", (" "]
"" (,
6
D >
9E= /
; " E= , 2 "" " "
9! .
: D -" , N M
&4
"E " 7 >1 !@ ?
' D H > "N >" ?( # N A>" A>" ? # N E= #N
"#
""
54 ""
9E ,
7 9 E=
"F ! "" 6
, !" .
*4 (" , $"
, D " " , 6
,! .
?" " #" /" 9 D "
""
F ! " ! .
""
D L
:7 "#
,
6 "
9E
% ".
"7 #*,
F ! "" .
,@ 3
" 7 # "
4
(#
!@ 9 N
4
W
/
!" " .
T # 5= 9 " "<3 " "# " !" .
&4
#<= # 7 9 37MN .
54
7" B=
*4 9
Q=, > =
B4 M#
#? , .
% " ?! 7 ,@ H ,
"
" "* ,
+ "
> .
", ! ?! #2"9 " #" $" F ! "" .
7
%$ ! *4
<# f
!
-
x
;! /
fx
A=25
A = 25
d2
fd
fd2
d=x-A
/ 0-10
3
5
15
-20
400
-60
1200
10-20
5
15
75
-10
100
-50
500
20-30
9
25
225
0
0
0
0
30-40
6
35
210
10
100
60
600
40-50
2
45
90
20
400
40
800
25
-10
3100
Σf
Σfd
Σfd2
4 4
½
,
=
½
,
=
½
,
=
½
,
½
,
=
=
" 7
11.13
#2 "
*,
F ! "" .
,@ <# 4
7+ ! .
4
!
!
&4
9
54 H
"Q
*4
"
B4 H $" %$ ! B4
"7 W
!
+ < "
"
"% 7 ?! .
<
+ .
6(
+
# " ,/
:7 "#
-
>1! .
,
. ! " ! .
"
"7 #*,
F ! "" .
C = 48.66% H = 8.11% O = 100 – (48.66 + 8.11)
,
O = 43.23%
-
", 7 "
½,
7 ,"
½,
!$
# , 7!
½,
½,
!!
7 +
, "
½,
2
7 ," #! , 7!
C
48.66
12
48.66/12=4.055
4.055/2.70=1.50
H
8.11
1
8.11/1=8.11
8.11/2.70=3
O
43.23
16
43.23/16=2.70
2.70/2.70=1
7 #&, 7 , " " #! , 7!
2 ," "
"
C= 1.5 x 2 = 3 H=3x2=6 1,
O=1x2=2
,!W -
# 7!
= C3H6O2
1, 23
% " ?! 7
$"
< "" 7 #
B,
F ! "" .
,@ , +3 , " " 4
@"
"!
% 6@! " !
CH4
@"
4
+ 2Cl2
C
?# "
@"
7 , 76@! "
C
+
4HCl
C #-
H>V ?# " ,L " #
3
7 , 76@! CH4
@"
&4
C
0
+
1000 C
@# "
H>V 9 "
2H2
H>V 9 "
"3 Ni <
C2H4
" @#
54
+ H2
C2H6
0
@" "
200 C
(#
"?! !F ! / !7 #
"
!
"
?! !F ! # 3(C2H2)
*4
(# C2H4
D
C6H6
/ !7 9# +
(# E
H2O
9#
9 "
"@3 1% H9SO4+420% H2SO4 0
60 C
CH3CHO
(;> H> 24
B4
@#
9# ; 7 9#
n(C2H4)
AlCl3
$"
400 C !
" "B ,
N# @#
=
"#2" " $"
!" , +3 "
"@3
(C2H4)n
0
$" , +3 , +3
?# "H>
" !7 #! 0
"
"
= H ,
+ !
= ""
! "
F ! "" .
25