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Asserotion: C(4) photosynthetic pathway ...

Asserotion: `C_(4)` photosynthetic pathway is more efficient than the `C_(3)` pathway.
Reson : Photorespirationis suppressed in `C_(4)` plants.

A

If both A and R are true and R is the correct explanation of A

B

If both A and R are true but R is not the correct explanation of A

C

If A is true and R is false

D

If both A and R are false

Text Solution

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The correct Answer is:
A
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In the C_(4) pathway.

C4 pathway

The C_(4) plants are photosynthetically more efficient than C_(4) plants beacause.

In case of C_(4) pathway

The C_(4) plants are photosynthesis more efficient then C_(3) plant because

C_3 plants are more efficient than C_4 plants due to absence of photorespiration

In case of C_(4) -pathway

Assertion: Photosynthetically C_(4) plants are less efficient than C_(3) plants. Reason: The operation of C_(4) pathway requires the involvement of only bundle-sheath cells.

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