NEET 2022 Botany C₄ Pathway Assertion Reason Question
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:
Statement I is correct but Statement II is incorrect.
Statement I is incorrect but Statement II is correct.
Both Statement I and Statement II are correct.
Both Statement I and Statement II are incorrect.
Correct Answer
Detailed Explanation
Chapter: Photosynthesis in Higher Plants
Class: 11 | Topic: C₄ Pathway | Difficulty: 🟡 Medium
✅ Ans: C — Both statements are correct
- Statement I ✅: C₄ plants use PEP as the primary acceptor in mesophyll cells.
- Statement II ✅: RuBisCO is present in bundle sheath cells, not mesophyll cells.
📌 NCERT: Mesophyll → PEP carboxylase; Bundle sheath → RuBisCO.
🧠 Quick Revision:
PEP carboxylase → Mesophyll → C₄ fixation RuBisCO → Bundle sheath → Calvin cycle
Found an issue with this question?
Related Questions
More from 2022
Identify the INCORRECT statement from the following.
A copper wire of length 10 m and radius (10²√π) m has electrical resistance of 10 Ω. The current density in the wire for an electric field strength of...
Given below are two statements: Statement I: The coagulum is formed of network of threads called thrombins. Statement II: Spleen is the graveyard of...