Photosynthesis O Level Biology MCQs Quiz Online PDF Download

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MCQs on Photosynthesis O Level BiologyQuiz PDF Download

MCQ: In photosynthesis, carbon dioxide (CO2) must first be converted into

  1. glucose
  2. sugars
  3. peptones
  4. galactose


MCQ: Excess sugars (CnH2mOm) are changed in form of

  1. complex sugars
  2. disaccharides
  3. cellulose
  4. starch


MCQ: Due to chemical energy, water and carbon dioxide are converted into

  1. cellulose
  2. carbohydrates
  3. photolysis of water
  4. starch


MCQ: Photosynthesis depends upon enzyme reactions in

  1. chlorophyll
  2. chloroplasts
  3. cellulose
  4. starch


MCQ: During photosynthesis, enzymes play a part in

  1. light dependent stage
  2. light independent stage
  3. dark independent stage
  4. protein digestion only