Photosynthesis In Higher Plants Question 1

Question: Assertion : $ C_4 $ pathway of $ CO_2 $ fixation is found in some tropical plants. Reason : In this pathway $ CO_2 $ is fixed by 3C compound [AIIMS 1998]

Options:

A) If both the assertion and the reason are true and the reason is a correct explanation of the assertion

B) If both the assertion and reason are true but the reason is not a correct explanation of the assertion

C) If the assertion is true but the reason is false

D) If both the assertion and reason are false

Show Answer

Answer:

Correct Answer: B

Solution:

$ C_4 $ pathway found in tropical angiosperms and called as Hatch and slack cycle.

Here $ CO_2 $ is fixed by 3C compound (phosphoenol pyruvate, PEP).