C3 Plant CO2 : ATP : NADPH + H+ |
C4 Plant CO2 : ATP : NADPH + H+ |
|
1. 2. 3. 4. |
6 : 30 :12 1 : 5 : 2 6 :18 :12 1 : 3 : 2 |
6 :18 : 12 1 : 3 : 2 6 : 30 : 12 1 : 5 : 2 |
Assertion(A) : Plants possessing C4 -pathway of carbon fixation have a higher net primary productivity than the C3 -pathway possessing plants.
Reason(R) : For each unit weight of fixed carbon, C4 -pathway possessing plants require less water than C3 -pathway possessing plants.
1. Both assertion and reason are true and the reason is the correct explanation of assertion.
2. Both assertion and reason are true but the reason is not the correct explanation of assertion.
3. If assertion is true but the reason is false.
4. If both assertion and reason are false statements.