Time - 3 Hours
M.M. 75
!" # $ % (
) ! !" !/
3
!*+$!"
.01
.01 % 4>
& ' &.01 % .01 2
!" !
,-$ #. '
3 4 56 78
@A =
%9
,-$ >
:!
81+2
& ' !"
; <$= !" B %
& ' B
.01 2
!" C
D
!" C
B
B
D
% $
:!
& '
!"
!" !$ 3 %
)$
& ' @
#
)$
& ' @
#
& ' @
#
EB @ E
!" C
(
3
!"
!" !$ B %
B
D
!"
!" !$ D %
(B @ F
!" C
)$
BG @ Note 1.
All Questions are compulsory.
2.
Read all instruction carefully and then answer the questions.
3.
There are two parts- Section A and Section-B.
4.
In Section A Q.No. 1 to 4 are objective types which contain choose the correct answer, fill in the blanks, one word answer and match the column. Each question is allotted 5 marks.
5.
Internal options are given in Question No. 5 to 16 is section-B.
6.
Q.Nos. 5 to 11 carry 4 marks each. (Words limit approximrte 75 words)
7.
Q.No. 12 to 14 carry 5 marks each.(Words limit approximrte
8.
125 words) Q.No. 15 to 16 carry 6 marks each.(Words limit approximrte 150 words)
.01 % Section A 4 56 7 !" !" 5 % (Objective type Questions (Each 5 marks) !"
:!
;
8?H
B
Choose the correct option :%
I5 ;5 J 2 (i)
!"
&
(ii)
I5
I5 2: (iii) $# 1+(iv)
I5 K4 $
Electro Magnetism is used in (i) Electric Bell (ii) Electric Bulb (iii) Train (iv) Electric Iron 2
#
#$
&
(i) " %05$A# $(ii) " 5 : (iii)
$A# $
# " %05$A# $(iv)
#" 5 :
$A# $
Molerity of solution is (i) gm. Molecular weight/litre (ii) gm- equivallent weight/litre (iii) Miligram Molecular weight/litre (iv) Miligram equivalent weight/litre I5 ;5 J 2
!" $
(i) ?
(ii)
&
(iii) ;$
(iv) !L ;
How many types of Electro magnet(i) One (ii) Two (iii) Four (iv) Five 8# )
$
!>
(i) M $ (ii) $ $(iii) ?9
,! (iv)
$ & 2
Which chemical substance is used in the purification of water (i) Alum K
(ii) Mercury (iii) Antimony (iv) Carbon
8 ! > ,!" $ (i) ? 2
= 2*+
(ii) ,!" $ ,
N
$.
(iii) ,!" $
& <,9
&
6(iv) ! ,!" $
The substance which are capable of increasing the activity of catalyst are know as (i) Asbestos
(ii) Catalytic promoters
(iii) Catalytic poison !" ( $= 4>
!
(iv) Contact catalyst
8?
B
Fill in the blanks (i)
!& )
!-
#
% "
!
2L
O!
#
& '
The water secretion in the form of drops apex of leaves is said to be ....................... (ii)
$=
! ?;
& '
pH. of Blood is .................... (iii)
KMK1 $
8 05 P$
& '
Typhoid disease in human is cauzed by ............... (iv)
!"
#60
5%
501#
&
& '
The atmospheric gas essential for photosynthesis is ............ (v)
2&
4!
& '
The Botanical name of Brinjal is ..................... !"
81+2 K
B
Match the columns correctly % % 2
K
% =#$K1 (i) Ammonium chloride >K# % $9 8 Methyl Orange :8 (iii) Maltase % $ ,!" $ (iv) & % 4> Physical states of catalyst and Reactant is same ! !$ & (v) Pottasium permagnate (vi)
2 4 Yeast (ii) kMnO4 kMnO4 ,!" $ Possitive catalysis & $ Nausadar ; Indicator ,!" $ 6
Catalytic Posion (vii) % 2 Amoeba !" 3 ? = ,-$ #. Give the answer of the following in one word or one sentence each. % 9" # # % 9" # # 9" $ ) = & ' What do you call the process by which the concentration of unknown solution is determined by the known concentration solution. 2 5 # 4! #. ' Write the Botanical name of Tulsi 1 2K 2 $ / #.?' Write the chemical formula of sodium by carbonate. !" !9 & ?9 8K 2 # & ' Which enzyme convert protein to Peptone. K 8 # 9" , = &Q What do you called the solution whose concentration is knwon. .01 2 (Section-B) % #5 ,-$ !" (Very short Answer type question) B !" ) = &Q !" $ &Q RK ' What is Optical medium of Light ? Explain their types. %> Or 0C = &Q 9 ; !" #. ' What is Spectrum ? Write the Experiment of Newton’s Disc. D I5 9 ;/ 2 K ' Draw labelled diagram of Electric bell. %> Or % # ;5 J 2 ;/ 0 8?' Discribe horse shoe type electromagnet with labelled diagram. E 2M$ # #. ' Write the Importance of Buffer solution. %> Or
F
U
G
(
$# 9 = &K /? ,! #.?' Write the chemical formula and two uses of soral cement. ? 4 # DG 2: &!" 2: DG S & !" 3 9 8# & G 28# .; Q There are 60 bulb in a hostel each bulb is 60 watts and light 4 hour daily. How much eletricity will consumed in 30 days. %> (Or) I5 T 8 = &Q ;/ 0 8 Q What do you mean by Electric fuse? Explain with diagram. K1V ! = = &Q RK ' What is Hydroponics Explain it. %> Or 0 $!W ? 4> $0 V S# ;/ 0 $ Q Explain cantour system and Transplanting trowel with diagram. 6 ! 8 #. ' Write Importance of transpiration. %> Or =#$M# #. ' Write the function of chlorophyll. !$ 6 ? $ $0 #. ' Write definition and chemical equations of Respiration. %> Or %S = >% S = %9$ #.? Write difference between Aerobic and Anaerobic Respiration. #5 ,-$ !" (Short Answer type question) 2" , ? 01# !" ;/ 0 8?' Discribe Brownian movement and Tyndall effect with labelled diagram. %> Or #K1 & 8 ,! #. ' Explain uses of colloides in daily life. I5 %! = &Q M& $1 I5 %! 2) #. ' What is electrolysis ? Write Faraday’s laws of Electrolysis. %> Or I5 #! < ) ;/ 0 8'
Describe the method of Electro plating with labelled diagram. 3
8 05
;/ 2 K '
Draw labelled diagram of becterial cell. %> Or
8 05 $ / &K
>
!5 6
8'
“Bacteria are our friend” prove the statement.
,-$ !" (Long Answer Type question) !" B
?9 8K
# ;2
W9
;/ 0
8'
Describe Lock & key theory of enzyme with diagram. %> <5 # <% S#
4!
5 #?
,!
#. '
Write botanical name, significance and uses (two) of Neem, Tulsi and Amla. !" D
X
> ,!X
%9$ #. '
!"
4/
4 5 21+ & !
!$X !" $2 4!6 8 ' Write difference between umbra and penumbra which type of shadow will obtain when the source of light is greater than object. %> Or
0C
!" $
0
Discribe types of Spectrum.
8'
(Elements of Science) Time - 3 Hours ,-$ %
M.M. 75
I5 0
2
B
" %05$A # $ M $
K (
,!" $ ,
$= 4>
!
%
, Y0
2
EB : # CO2
K
#
8?
B
KM #8
81+2 K % % 2
K 3
? % 2
%
#$K1 >K# % S $9 8 :8 % $ <,!" $ & % 4> ! !$ &
B 2 & $ ; 4 ,!" $0 kMnO4
@A = ,-$ #. % 5! % NaHCO3 2H2O
!Z K !" 0 # Note :- ,!$= 5$!" 4 56 7 !" !$ #. !$GB % !" Z '
B
,-$
#. !$G %
>
.01 2 (Section B) ) ? !> 8 $ !" $# % $ !$ ;# 8 B (A) !" & 701 5 \0 % ' ,!$= 5$!" ,-$ #. !$A !$G % !$G % >B !" Z ' %> A 82 !" $0 !" ] %! M# !$!1+ & 2 %! ;# 8
& > %! %
!Y 2 B
9
&K ?
0C
$ 0C $
%
&> $
' 82 ;
!" % L . !$!1+ &% & $;
,!$= 5$,-$A D
8
$0 ! !$
$
& '
- $; ^$
J#
8
!$( %
B
8
8 $
5 M
$ !" 8
.K
!$( % !" Z
.01
& & '
'
I5 0
k- 5 L 8 < B- 2&$
& 1+ < ,!$= 5$ ;/ 2 !$3 % !" Z '
$
%>
U%
$
[; #
#! 8
& ' 2 $?
= # ;5 J 2 8
X1+!$!>>_
)" 52 8
$;5 J 2
5 8 % !$ !$
8 # 5
$ I5 )$ !"
& ' )" 5
! ; )$ !"
$ !$
5 8? $
& ' 8
> 8
8 5
)$ !"
N0
)$ !"
Clockwise
Anti clock wise
2
,!$= 5$,-$ #. !$ ;/ !$G % !$G %
!" Z
E
N0 )" 5(S) , $ )" 5(N)
0 !$G( %
> )" 5
' )$0
' $$
%
8 $
& ' , $0
; pH
C ?
%
!Z ?9 8K
# 3
) 2pH
$
& ' (
0 P$ %: $
3
S #
C %
= $?
(PH 5-6-8)
,! %)
$ '
8 ,I ' %>
$# !
0
# !$ / ,!
& 0
% = K1 % & $ & ` $ $
1+! > 2 8
& '
Mgo + mgcl2 L
.
$
#'
#K1
\0 &K
(
;
Y
,!$= 5$!$ 6 !$ % F
/
2
81+
#'
/ !$G ? ,! . X
,! $0 I5 a b
!$G( %
!" Z
'
SX 0 X
GGG DGX DGX 3 X (G b b3 ( GGG Ans b 5 # I5 a b 3 ( ,!$= 5$ / !$ % 0 # $ !$ ( %
? ,-$ !$ %
!" Z
& '
?
' %> F
I5 T ;
%)
,1+ 6 8
%& $
& ' 8
\) 5 )$ !"
(
' &
$
2 ; $)
I5 !$!>
$N 5
$ !$ Z )
2
!$!>
# $ 6
8
&8 T 8
!$!"$) 2*+8
$0 T 8
&8 ;
Y
:1$ #
& '
U
,!$= 5
%$!" c
,-$!$G %
> 0 !$G %
!" Z
'
!6 # > !& ), ) W %> K1V ! = & ' 8 !& ) > % #< 8$< # !& )K ) P$ , 8 & ' K ) Y 4> !$!6 # !" $ & ' !& ) # % .8 # K ) ' ,!$= 5$,-$ #. !$ ;/ !$G( > 0 !$G( % !" Z ' %> A 0 $!+ W & ' K *#
K !W ,! ! 1+4> %> *# %# %# d;K !$!& )# 8 & '
5 =
8
B 4> .5 $!
$0 # ; ; % $ 4> !$ 8 & '
,!$= 5$ G
A
/ !& )
(%
,7
B
?
%
(%
!" Z
& 'K
,!
'
6 ! 8 ! (
. 8#0 !C
3
;$0 > %
%
,!$= 5$
60 ? % $ 0
8#
> !$
95 #
& '
$#
& '
& > !& )
8# 6 !
?4M $
O! 2 $
#. !$3 %
#8
!" Z
' &
& '
'
%> =#$M# $0d8 (radient energy) (
3
!
.01
$% S = 8
%!
(Photolysis)
!-
$ $ !"
!"
,!$= 5$
#60
6
$'
$' K C
!
& ' $'
,!" $
#. !$3 %
5 =
$' !" Z
'
%
!"
!$ 6 H H
8& $ %S =
$0
C
&8
M#4O! 2
%
; 8 #
1K % S = K1 ? 8# 2
2
! >e
& > d8 5 =
& 'f f C6H12O6 +6O2 6CO2 + 6H2O + 673kcal d8 ,!$= 5$!$ 6 !$G( >
$0
#.
G( %
5 # G3 %
!" Z
' %> %S =
% S =
%S = 8
K
,!4> (
&
` # 8 %S =
%
!0
(
$0 &8
2
CO2 ? 8#
& ' 9
&
` # 8
K
$0
& '
8
CO2
?>#
?: # 2 8
& '
5 X !& ) %> ,
6d
& '
C@ ;C ;#
& ' !& )
%!0
%S =
& ' 3
%S = 8
3 & '
K
C@ ;C %)
;#
!& )
;# '
,!$= 5$,-$ #. !$!" %9$!$G > 3 %9$ !$ 5 #3 %
!" Z
' ( $ 8
2" , #K1 &> & ' K & '
# $
#K1 0 !$N!0 ) # $% $ ? $ $ &8 $0 , *+ *+ ! $2 2" , # > 8 $0 K 2" ,
,!$= 5$ ;/ ? 0 B % !" Z ' 01# !" 82 !" #K1 ) $ 5 8$ &, 8 & #K1 0 P$ !" !" 0 & ' 4 ' 8& )! $0 %)$ $ !" $ !$)# 0; & '
,!$= 5$ ;/ ? 0 B %
!" Z %>
#
!" ? $0 . K
'
#K1 & 8 ,! %& 6) % KL < S & ' M $ # % 5 W L4 $ ; 2& 78 & ' 3 $= 2 $ $= #K1 \0 & $$ 8 $= # $ &, !$ M $ # $= 4 8 &? $= 2 2 8 & ' B 21+21+ & ,! . D
# 2 #% 5 W 8# MK # 2 # 8# ? / $K#& =V 1 # 8 &8 % 5 W L ; 2& 78 &8 O! 8 & > 68# ;K O! ,! # & '
)5 ?L 2 0 !> $ $. )5 ?L 2 h0 & ' ; I5 ) K#= V 1 a 4> $ %# &% & $% & $)5 L % $ &2 $ #8 &8 !"60 4 # 8
0 8 & '
E 25 C 8 &8 ! !" $ &8 8 ' > 25 & ! >2 8
P$ !1+ M $ !1+!$ #< 9 %4>K ! 2 &!$95 25 ! $ O! 4> ! , ! 1+ !1+ *# 8 &% & $ 9 ! >2 #K1 # 2 $ )# 0 % ) 60 $ # &% & $ & '
,!$= 5$ K B #. !$!L ; % !" Z ' I5 %! 8# & " %> I5 %! Y " I5 )$ !" 8 & %! % 8 &K C I5 %! & ' M$1 I5 %! 2) 82 I5 %! Y # I5)$ !" 8 & , K#= V 1 !$ 5 = 5 ?! > / , 2 # )$ 5 ! & ' ( 82 % /? % ) I5 %! !" & K#= V 1 5 = # !"> /, $ 5 : 5 ! & ' ,!$= 5$,-$ #. !$!$ 6 !$G( ? !$G % 5 # B % !" Z ' %> I5 #! ? ) 5!$ $ ) 5 #! Plating $ ) I5 #! # & ' 8 ) 5 4 5!$ #! $ &, %[X $ M $ 2 : $ & >1+ 4> !$# ' 8 ) 5 !S & # $ &, #0 I5 %! Y # O! # & ' 8 ) 5 !S # $ &, W X1+ Z 5 # ? 1 O! # & ' 82 I5 )$ !" $ & ? 1+ ) 5)5 # $ & >1+ !$# 4 5!$8 # &82 !$ $ !S # 8 & C 29 $ & ' , $0 ;L !S # $ # AgNo I5 %! Y # & '
,!$= 5$ ;/ !$( ? 0 !$G %
'
8 05
;/
,!$= 5$
;/ 2
!$B %
!" Z
'
%> 8 05 $ / &
, $ 2*+ &8& (i) N2
_6 N/
$ Azotobactor 4>$ $0 P$ Clostridium % & N2 4>$ $0
P$
,$ =
8
1+ $%!
( 1 $ ,I ? 1
KV
3 $
?
$
%#
$ J 2 4
<
, $ = 2*+ & ' $
#=
& '
$ ,I
$ %[X
KV K %& $ KV K
) ,!4> #= 2 # 8 05 )
2 #
B
81+ $ $
, $ = 2*+ & '
(iii)
$
5 #
2*+ & '
(ii) Nitrifying Bacteria % 2 # $
#`
2= $8 05 $
8 < Y$
? ; ,I ;
J 2
C
d %
2 #
& ' 1+ $
Clostridium butyrium 8 05
$ & '
8
$
!
; ? !" Z
#
J 2
!& '
8 05 % P$
0
D
; 1+,I
8 05!" Z
8
E
K ,I
&> 2
?9 2
! > &8
$
%[X
?92
$ N8
$
N 8
>
!"
5 X !"5 . ?9 8K 8
P$ ,!
& '
? 8 #$
6 $ & '
K !" $ 8 05 5 6 8
5 X !"5 . ?9 8K
# % 9 #
&K # ,9
$ /
& ' ,!$= 5$
B
?9 8K
K # ;2
W9 ?9 8K !"
> ! > (substrate)
?9 8K ?9 8K
% )$0 *
(active site)
&8
!5 L ; 6 ;2 $
!L ; > #. B %
&?
,
%
$ $
% )$0 *
5 1+
a 4> 2
& ' K !" $?9 8K C
>
C
8
&
&8 C
4>
%05 C 4>
& ' 8 !" $ !"
6 ?9 8K # ;2
& ' ,
& ' ?
! > (substrate)
$
&, !" $ K
'
8 # %05
8 !$
# ;2 .5 #
!" Z
6! >
# %! !"
W9 Lock and key theory)
& '
!" Z
,!$= 5$,-$ #. !$ W9 !$G3 % ' %> A
? ;/ !$( % < 5 # GD %
4! 5 # ,!
B
5 # 4! 5 # ,!
?81$= K01 #? #$ 25 .$ $ > 5N !" 8 & ' ( 28 # # $, ,! 7 < $ #!" ? 8 $ 8 & '
X#
% & #2? !,! <. L< < 2" K < K9 T#5 ?8 $ ,!;$ 8 & ' ( K # ? _ 5 0 & > 81+ ,! ] $ $ # 8 & ' C % S# ?J 2# % M # 5 # M$2 ,! M# ;0 ! M & < $2 1 >K ;0 /M: O! % L . $& 2*+ % & ' ( M# 5 $@ 2 ? # !; ? 2 # # ,! & ' ,!$= 5$ #. !$!" % !$ % > !$ 5 # GD % !" Z ' D A X 82 !" $0 %!$ 4 5!$ !1+ & , % $ !$ 8 M#4O! 4 5 !X %L )$N/ 2 8 &8 X !" [X (Umbra) & ' ,!X 82 !" 4/ % # $0 5 X $ # 8 > 5 X 45 $%$ #8 45 $ % $X 2 &8 ) %L )$ # > ,!$ ; # 8 % %L )$ &K ,!X (Penumbra) & '
82 !"
4/
X
2
# AB !"
$. &?
4>
4 5 ,!X
4 5 21+
21+ > CD 4 5, ! F !$ $. 8
2
$0 & %
8& ( ! !X
,1+ 5 K ;# ? !" Z
&8 4 5
295 %
,!X
K8 8
X
2
!> !$
,!$= 5$,-$ #. !$Part A !$G( Part B G( 5 # GD %
4/
2
$ '
'
;/ !$G( > 0 !$
' %>
0C
!" $ , 8
0C
, 8 A.
0C
0C
B. .K
! Z % 4>
K
9 $ ? X$
!"
!" Z >
2-
$.# 0C
K
# !6 7
' , $0 &
, 8 !"
!" Z
& '
0C
&, $0
45
8
#
]#
$X$
#
$M& #$
!" Z 0C ' 9 ( $
2 !$
!# ;
&
I5
# $. ?
8
!" Z
& ' C.
! Y $ 0C
? $ ?
$!$;
(
%
K
9$
#< $ $!$ #
60 0C
;
# ! Y L!" Z
&
&8
$ $ !" $
,[; ! !$ ! Z % 4>
& ' #
P$
, 8 !" 0C 8 !" Z 4> !$ # $. ? . K ,!$= 5$ 0 5 # GD %
!" Z
'
& 'K % &
$ !$ , 8
! !
%$6
60 0C 0C G3 % <%
8
& > 0C
& ' 60 0C !$ G( >
