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Photosynthesis check

A 12-question check on how plants make food: inputs and outputs, plant parts, energy changes and a short written explanation.

By Maya · Science · Grade 7 · Published Oct 14, 2026 · New

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Questions

  1. Which pigment gives leaves their green color and captures light energy?
  2. During photosynthesis, plants take in oxygen and give off carbon dioxide.
  3. What does a plant need to carry out photosynthesis? Select all that apply.
  4. Complete the sentence. Plants take in ___ from the air through tiny pores called ___.
  5. Choose the correct words. During photosynthesis, light energy is changed into ___ energy, which is stored in ___.
  6. Match each part of the plant to its job in photosynthesis.
  7. Put the steps of photosynthesis in order.
  8. Sort each item: does it go into the plant or come out of it during photosynthesis?
  9. A leaf released 12 mL of oxygen in 4 hours. At the same rate, how many mL of oxygen would it release in 10 hours?
  10. Name the simple sugar that plants make during photosynthesis.
  11. Tiny openings on the underside of a leaf that let gases in and out are called…
  12. A plant is left in a dark closet for two weeks. Explain why it starts to turn yellow and wilt. Use the words light, chlorophyll and glucose.

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