131.
Which of the following is C-4 plants
A
Maize
B
Atriplex
C
Sugarcane
D
All of the above
Answer :
All of the above
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132.
Which of the following absorb light energy for photosynthesis?
A
Chlorophyll
B
Water molecule
C
$${O_2}$$
D
RuBP
Answer :
Chlorophyll
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133.
The substrate of photorespiration is
A
Glycolate
B
Glucose
C
Pyruvic acid
D
Acetyl CoA
Answer :
Glycolate
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134.
In cyclic photophosphorylation which one of the following is formed
A
NADP & ATP
B
ATP
C
ANDH2 and O2
D
NADPH2 ATP and O2
Answer :
ATP
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135.
The enzyme which fixes $$C{O_2}$$ in $${C_4}$$ plants is
A
Hydrogenase
B
PEP carboxylase
C
Reductase
D
RuBP carboxylase
Answer :
PEP carboxylase
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136.
Name the scientist, who first pointed out that plants purify foul air by bell jar experiment
A
Willstatter
B
Robert Hooke
C
Priestley
D
Iean Senebier
Answer :
Priestley
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137.
In pigment system-I active chlorophyll is
A
P-600
B
P-680
C
P-700
D
P-720
Answer :
P-700
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138.
NADP+ is reduced to NADPH in
A
PS I
B
PS II
C
Calvin cycle
D
Noncyclic photophosphorylation
Answer :
Noncyclic photophosphorylation
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139.
Conversion of light energy into chemical energy within the plant body was first stated by
A
Mayer and Anderson
B
Calvin
C
Robert Mayer
D
Willstatter and Stoll
Answer :
Robert Mayer
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140.
Which one of the following is precursor of protochlorophyll
A
Acetly COA
B
Succinyl COA
C
Oxalaoacetic acid LIGHT REACTIONS OR
D
A-ketoglutatrate
Answer :
Succinyl COA
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