Plant Photosynthesis and Respiration Multiple Choice Questions 11 PDF Download

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MCQs on Plant Photosynthesis and Respiration Quiz PDF Download Worksheets 11

MCQ. Gas that has second highest percentage in air is

  1. carbon dioxide
  2. argon
  3. oxygen
  4. nitrogen

C

MCQ. Leaves carry out process of photosynthesis due to

  1. flat shape
  2. periodic replacement
  3. they contain most of the plant's chlorophyll
  4. all of them

D