311.
Which of the following is used during discovery of calvin cycle
A
Spirogyra
B
Volvox
C
Chlamydomonas
D
Chlorella
Answer :
Chlorella
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312.
Solarisation is a process in which
A
Sugar are formed with the help of solar energy
B
Chlorophyll is formed
C
Destruction of chlorophyll and ultimate death of protoplasmic components
D
Mobilization of light energy
Answer :
Destruction of chlorophyll and ultimate death of protoplasmic components
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313.
Oxygen during photosynthesis comes from water was proved by O18 experiment
A
Ruben and Kamen
B
Hill
C
Warburg
D
Blackman
Answer :
Ruben and Kamen
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314.
Which cofactor is necessary for photolysis of water
A
Mg
B
Mn
C
Fe
D
Cu
Answer :
Mn
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315.
Basic structure of all chlorophyll comprises of
A
Cytochrome system
B
Flavoproteins
C
Porphyrin system
D
Plastocyanin
Answer :
Porphyrin system
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316.
During monsoon, the rice crop of eastern states of India show lesser yield due to limiting factor of
A
$$C{O_2}$$
B
light
C
temperature
D
water
Answer :
light
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317.
Kranz anatomy is typical of
A
$${C_4}$$ plants
B
$${C_3}$$ plants
C
$${C_2}$$ plants
D
CAM plants
Answer :
$${C_4}$$ plants
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318.
Tracer element are
A
Micro-elements
B
Macro-elements
C
Radio-isotopes
D
Vitamins
Answer :
Radio-isotopes
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319.
The correct sequence of cell organelles during photorespiration is :
A
Chloroplast-Golgibodies-mitochondria
B
Chloroplast-Rough Endoplasmic reticulum, Dictyosomes
C
Chloroplast-peroxisome-mitochondria
D
Chloroplast-vacuole-peroxisome
Answer :
Chloroplast-peroxisome-mitochondria
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320.
Pigment system-I is concerned with
A
Photolysis
B
Cyclic photophosphorylation
C
Non-cylic photophosphorylation
D
Oxidative phosphorylation
Answer :
Cyclic photophosphorylation
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