NEET 2022 · Class 11

Photosynthesis in Higher Plants

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:

  1. (A)Both Statement I and Statement II are correct
  2. (B)Both Statement I and Statement II are incorrect
  3. (C)Statement I is correct but Statement II is incorrect
  4. (D)Statement I is incorrect but Statement II is correct

The NCERT line that answers it

Verbatim line

The primary $\text{CO}_2$ acceptor is a 3-carbon molecule **phosphoenol pyruvate (PEP)** and is present in the mesophyll cells.

Chapter
Photosynthesis in Higher Plants
Section
11.8 THE $\text{C}4$ PATHWAY
Page
15
Words matched
27 of 30

The answer appears as a continuous sentence in NCERT. This is that sentence.

How this line gives the answer

0, emb=1.0, combined=1.0). Verified: high — The span explicitly states both that PEP is the primary CO2 acceptor in mesophyll cells AND that mesophyll cells lack RuBisCO enzyme, directly supporting both statements in the MCQ.

We did this for 1,565 questions.

Every one traced to the exact sentence in NCERT that answers it, including 90% of the 2026 paper. Sit a mock on the real NEET 2027 computer interface and every mark you drop comes back with its line attached.

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Question text is reproduced from the published NEET 2022 paper for study and commentary. NCERT text is quoted, not redistributed; textbooks remain at ncert.nic.in. Our mapping method, including its measured error rates, is published at /methodology.