1
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Change Language
With reference to factors affecting the rate of photosynthesis, which of the following statements is not correct?
A
Increasing atmospheric CO2 concentration up to 0.05% can enhance CO2 fixation rate.
B
C3 plants respond to higher temperature with enhanced photosynthesis while C4 plants have much lower temperature optimum.
C
Tomato is a greenhouse crop which can be grown in CO2 -enriched atmosphere for higher yield.
D
Light saturation for CO2 fixation occurs at 10% of full sunlight.
2
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Change Language
Phosphoenol pyruvate (PEP) is the primary CO2 acceptor in
A
C4 plants
B
C2 plants
C
C3 and C4 plants
D
C3 plants
3
NEET 2016 Phase 2
MCQ (Single Correct Answer)
+4
-1
Change Language
The process which makes major difference between C3 and C4 plants is
A
glycolysis
B
Calvin cycle
C
photorespiration
D
respiration.
4
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language
Water vapour comes out from the plant leaf through the stomatal opening. Through the same stomatal opening carbon dioxide diffuses into the plant during photosynthesis. Reason out the above statements using one of following options.
A
The above processes happen only during night time.
B
One process occurs during day time and the other at night.
C
Both processes cannot happen simultaneously.
D
Both processrs can happen together because the diffusion coefficient of water and CO2 is different.

NEET Subjects

Browse all chapters by subject