Q.

C4 plants are different from C3 plants in

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By Expert Faculty of Sri Chaitanya

a

showing RuBP carboxylase activity

b

using more NADPH for the formation of one hexose during dark reaction

c

using more ATP for the formation of one hexose than C3 plants.

d

showing photorespiratory loss of carbon in the presence of light

answer is 3.

(Detailed Solution Below)

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Detailed Solution

C4 plants use 30 ATP for the formation of one hexose where as C3 plants use only 18 ATP. C4 plants usually do not show photorespiration whereas C3 plants show photorespiration.
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