Correct option:(1) C 4 plants
Solution:
PEP is 3C compound which serves as primary CO2 acceptor in the mesophyll cell cytoplasm of C4 plants like maize, sugarcane, Sorghum etc.
Phosphonol pyruvate (PEP) is the primary CO 2 acceptor in (1) C 4 plants (2) C 2 plants (3) C 3 and C 4 plants (4) C 3 plants
Phosphonol pyruvate (PEP) is the primary CO 2 acceptor in (1) C 4 plants (2) C 2 plants (3) C 3 and C 4 plants (4) C 3 plants