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Read the statements and choose the correct option.
Statement I: Photorespiration releases CO2 in light.
Statement II: Photorespiration produces NADPH, which is used in the Calvin cycle.

  • (a) Both Statement I and Statement II are true. Your answer
  • (b) Both Statement I and Statement II are false. Your answer
  • (c) Statement I is true but Statement II is false. Correct
  • (d) Statement I is false but Statement II is true. Your answer
Your answer: Correct answer: (c)
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Explanation

Why (c) is correct

Statement I is true: photorespiration releases CO2 in light. Statement II is false: photorespiration produces no NADPH (and no ATP or sugar).

Why the other options are wrong

  • (a) · your answer Statement II is false.
  • (b) · your answer Statement I is true.
  • (d) · your answer Statement I is true and II false.
NCERT point: Photorespiration is wasteful.
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