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Mesophyll cells of C4 plants lack

  • (a) chloroplasts Your answer
  • (b) chlorophyll Your answer
  • (c) RuBisCO Correct
  • (d) PEP carboxylase Your answer
Your answer: Correct answer: (c)
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Explanation

Why (c) is correct

Mesophyll cells of C4 plants lack RuBisCO. They have PEP carboxylase for the first fixation of CO2.

Why the other options are wrong

  • (a) · your answer Mesophyll cells of C4 plants do have chloroplasts.
  • (b) · your answer They contain chlorophyll and carry out the light reactions.
  • (d) · your answer They are rich in PEP carboxylase.
NCERT point: RuBisCO is confined to the bundle sheath in C4 plants.
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