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Question-1
Which rays of visible light are absorbed by chlorophyll ‘a’ and chlorophyll ‘b’?
(A)
Blue
(B)
Red
(C)
a and b
(D)
Violet
Question-2
Bacterial photosynthesis does not show
(A)
Utilization of energy
(B)
Formation of organic product
(C)
Evolution of oxygen
(D)
Involvement of pigments
Question-3
Name the fluid part of chloroplast
(A)
Grana
(B)
Stroma
(C)
Lamellae
(D)
Cytoplasm
Question-4
Find the statement related to light reaction from the following
(A)
Does not require sunlight
(B)
Takes place in the stroma of chloroplast
(C)
Water is broken down into hydrogen and oxygen
(D)
Carbon dioxide is reduced by hydrogen and ATP
Question-5
The core metal of chlorophyll is
(A)
Fe
(B)
Mg
(C)
Ni
(D)
Cu
Question-6
How much energy is stored in the body of consumers?
(A)
10%
(B)
1%
(C)
100%
(D)
50%
Question-7
Note the relation between the first two words and fill in the blank.
Chlorophyll a: CH
3
…. Chlorophyll b : _____
(A)
CHO
(B)
CH
2
OH
(C)
COOH
(D)
C
2
H
5
Question-8
The wavelength of light most absorbed during photosynthesis is
(A)
400 nm
(B)
500 nm
(C)
550 nm
(D)
660 nm
Question-9
Find the catabolic process from the following.
(A)
Photosynthesis
(B)
Respiration
(C)
Protein synthesis
(D)
(a) and (b)
Question-10
Find the chemical formula of chlorophyll ‘a’
(A)
C
55
H
72
O
5
N
4
Mg
(B)
C
55
H
70
O
6
N
4
Mg
(C)
C
45
H
42
O
5
N
4
Mg
(D)
C
25
H
60
O
5
N
5
Mg
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Std 9
Kerala (English Medium)
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