Given below are two statements : Statement I : The primary CO2 acceptor in C4 plants is phosphoenolpyruvate and is found in the mesophyll cells. Statement II : Mesophyll cells of C4 plants lack RuBisCo enzyme. In the light of the above statements, choose the correct answer from the options given below :

NEET UG 2022 · Botany · Question 121

NEET 2022 Botany, question 121

Question 121 of the NEET 2022 paper (code R1) is a Botany question from Photosynthesis in Higher Plants. Its idea, PEP Carboxylase Role, was asked only this once in NEET 2017–2026. The NTA final answer key gives option 2.

Updated 2026-10-08

Q121 · Botany

\mathrm{CO_2}

1 Statement I is incorrect but Statement II is correct 2 Both Statement I and Statement II are correct Official answer 3 Both Statement I and Statement II are incorrect 4 Statement I is correct but Statement II is incorrect

Official answer: option 2 · NTA final answer key

Same idea

The only question on PEP Carboxylase Role

No other NEET paper from 2017–2026 tested this exact idea.

PEP Carboxylase Role: every question and how it was framed

The chapter

Photosynthesis in Higher Plants in ten years of NEET

23 questions from 2017–2026, asked in 9 of 10 papers, about 2.2 a paper. Calvin and Hatch-Slack Cycles alone had 14.

Chapter analysis Study this chapter Practise this chapter

The only question on PEP Carboxylase Role

Photosynthesis in Higher Plants in ten years of NEET

Photosynthesis in Higher Plants: questions per paper