Lesson 4.4.1.1

4.4.1.1 Photosynthetic reaction Quiz: AQA Biology, Unit 4

20 questions

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Lesson 4.4.1.1, Photosynthetic reaction: 20 multiple choice questions for the AQA GCSE Biology (8461), Unit 4: Bioenergetics, written with Revision Ninja.

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The 20 questions

  1. What are the main reactants required by plants for photosynthesis?

    • Carbon dioxide, water
    • Carbon dioxide, oxygen
    • Glucose and oxygen
    • Glucose and water
  2. What are the main products formed during plant photosynthesis?

    • Glucose and oxygen
    • Carbon dioxide, water
    • Glucose, carbon dioxide
    • Water and oxygen
  3. What is the chemical symbol for carbon dioxide?

    • C6H12O6
    • H2O
    • O2
    • CO2
  4. What is the chemical symbol for glucose?

    • O2
    • CO2
    • H2O
    • C6H12O6
  5. What is the chemical symbol for oxygen?

    • CO2
    • H2O
    • O2
    • C6H12O6
  6. What is the chemical symbol for water?

    • CO2
    • H2O
    • O2
    • C6H12O6
  7. Photosynthesis is described as what type of reaction?

    • Endothermic
    • Reversible only
    • Exothermic
    • Neutral
  8. Where is energy transferred from during photosynthesis in plants?

    • Mitochondrial respiration
    • Water uptake
    • Light from environment
    • Soil nutrients
  9. Where in the plant cell does photosynthesis take place?

    • Vacuoles
    • Chloroplasts
    • Ribosomes
    • Mitochondria
  10. Which gas is released as a product of photosynthesis?

    • Oxygen
    • Nitrogen
    • Hydrogen
    • Carbon dioxide
  11. A reaction absorbs energy from its surroundings. What type of reaction is it?

    • Endothermic
    • Catalytic
    • Thermal neutral
    • Exothermic
  12. In which plant cell organelle does photosynthesis take place?

    • Mitochondrion
    • Ribosome
    • Vacuole
    • Chloroplast
  13. What chemical is represented by the formula C6H12O6 in photosynthesis?

    • Cellulose
    • Sucrose
    • Starch
    • Glucose
  14. In the symbol equation for photosynthesis, which two substances are reactants?

    • C6H12O6 and H2O
    • CO2 and H2O
    • CO2 and O2
    • O2 and C6H12O6
  15. A plant releases oxygen during the day. Which process is responsible?

    • Photosynthesis
    • Fermentation
    • Anaerobic respiration
    • Aerobic respiration
  16. Which molecule contains carbon, hydrogen and oxygen in a 1:2:1 ratio?

    • H2O
    • O2
    • C6H12O6
    • CO2
  17. Why is photosynthesis described as an endothermic reaction?

    • Releases heat energy
    • Takes in energy
    • Requires oxygen gas
    • Produces light energy
  18. How many carbon atoms are in one molecule of glucose?

    • 1
    • 12
    • 6
    • 2
  19. How many oxygen molecules are released when one glucose molecule is made?

    • 1
    • 12
    • 3
    • 6
  20. Which gas is released as a product during photosynthesis?

    • Nitrogen
    • Carbon dioxide
    • Methane
    • Oxygen

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