Other questions in this quiz

2. What is osmosis?

  • The movement of water
  • When a cell membrane blocks water
  • A special form of diffusion only involving water
  • The diffusion of chemicals through water

3. What does active transport use?

  • Photosynthesis energy from the chlorophyll
  • Energy
  • Osmosis
  • Enzymes

4. Why is active transport needed?

  • Plant roots use it to get the energy taken in from photosynthesis
  • Plant roots need it to get nitrates from the soil
  • Plant roots use it absorb water
  • Plant roots use it to put nitrates into the soil

5. When does anaerobic respiration take place?

  • When we are cycling
  • When there's too much oxygen
  • When there's a lack of oxygen
  • When we need extra support

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