Photosynthesis Question 79
79. The carbon dioxide acceptor in Calvin cycle/ $C_3$-plants is
[1993, 95, 96, 99]
(a) Phospho-enol pyruvate (PEP)
(b) Ribulose 1, 5-diphosphate (RuBP)
(c) Phosphoglyceric acid (PGA)
(d) Ribulose monophosphate (RMP)
Show Answer
Answer : b
Hints & Solution
(b) The primary $CO_2$ acceptor in $C_3$ plants is Ribulose-1, 5-diphosphate (RuBP) which forms a 3 carbon compound 3-phosphoglyceric acid.
