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Biology · Oct / Nov 2019 · Paper 11 · Question 5

5090Photosynthesis

Which diagram shows substances going into and out of a leaf when glucose is being formed?

  1. Acarbon dioxide in, oxygen in, water in
  2. Bcarbon dioxide in, oxygen out, water in
  3. Ccarbon dioxide out, oxygen in, water out
  4. Dcarbon dioxide out, oxygen out, water out

As printed in the paper

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Correct answer: B. carbon dioxide in, oxygen out, water in

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