The step of Decarboxylation during C4 cycle occurs in:
a. Only Mesophyll cells
b. Bundle Sheath cells
c. both a and b
d. Passage cells

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The step of regeneration during C4 cycle occurs in:
a. Only Mesophyll cells
b. Bundle Sheath cells
c. both a and b
d. Passage cells

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The Bundle sheath cells are rich in -------- while lacks----.
a. RuBisCo, PEPCase
b. PEPCase, RuBisCo
c. ATPase, Hydrolase
d. Hydrolase, ATPase

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How many of them are wrong?
p. RuBisCO is the most abundant enzyme in plants only.
q. RuBisCO has active site for O2 only
s. C3 cycle in C4 plants occur in Bundle sheath cells.

a. 2
b. 3
c. 1
d. 0

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The binding of RuBisCO for O2 and CO2 is –
a. Non- competitive
b. Competitive
c. Uncompetitive
d. Mixed

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The product of Photorespiration is-
a. Phosphoglycerate
b. Phosphoglycolate
c. both a and b
d. Malate

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Which of the following is wrong regarding photorespiration?
a. utilization of ATP
b. Production of little sugar
c. Release of CO2
d. Wasteful Process

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In C4 plants, photorespiration does not occur-
a. They have different RuBisCO.
b. They have no RuBisCO.
c. They have mechanism to increase the concentration of CO2
d. They cannot utilize ATP

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The rate of photosynthesis is important in determining-
a. Height of plant
b. Girth of Plant
c. Yield of Plant
d. Growth of plant

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At any point, the rate of photosynthesis is determined by the factor which is available at---------- levels.
a. optimal
b. higher than required
c. sub-optimal
d. won’t depend

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