Lesson 4.7.5.4

4.7.5.4 Role of biotechnology Quiz: AQA Biology, Unit 7

20 questions

Written by Revision Ninja · Last reviewed 11 October 2026

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Lesson 4.7.5.4, Role of biotechnology: 20 multiple choice questions for the AQA GCSE Biology (8461), Unit 7: Ecology, written with Revision Ninja.

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The 20 questions

  1. What does the fungus Fusarium produce?

    • Mycoprotein
    • Insulin
    • Glucose syrup
    • Biogas

  2. Which fungus is cultured to produce the protein-rich food called mycoprotein?

    • Agaricus
    • Fusarium
    • Yeast
    • Penicillium

  3. What is Fusarium grown on?

    • Glucose syrup
    • Crude oil
    • Animal fat
    • Raw seawater

  4. Under which conditions is Fusarium grown for mycoprotein?

    • High pressure only
    • Aerobic conditions
    • Complete darkness
    • Anaerobic conditions

  5. What does the genetically modified bacterium produce?

    • Golden rice
    • Mycoprotein
    • Human insulin
    • Methane

  6. Which medical condition is treated using human insulin produced by genetically modified bacteria?

    • Diabetes
    • Rickets
    • Scurvy
    • Anaemia

  7. What key advantage is provided by the genetically modified crop known as golden rice?

    • Increased oxygen absorption
    • Frost resistance
    • Improved nutritional value
    • Faster harvesting time

  8. Which substrate is provided to Fusarium fungi during the industrial culture of mycoprotein?

    • Cellulose powder
    • Lactic acid
    • Starch paste
    • Glucose syrup

  9. Which atmospheric condition is required in fermenters when culturing Fusarium for mycoprotein?

    • Anaerobic conditions
    • Pure nitrogen gas
    • High carbon dioxide
    • Aerobic conditions

  10. Why is mycoprotein considered an ideal food source for vegetarians?

    • It is protein-rich
    • It is meat
    • It contains cholesterol
    • It lacks amino-acids

  11. What step follows the culturing of microorganisms before mycoprotein or insulin can be used?

    • Irradiating and freezing
    • Fermenting and drying
    • Boiling and dissolving
    • Harvesting and purifying

  12. Which organism is genetically modified to produce human insulin on an industrial scale?

    • Alga
    • Bacterium
    • Virus
    • Fungus

  13. Golden rice is an example of which type of agricultural technology?

    • Organic farming
    • Genetically modified crop
    • Hydroponic system
    • Selective breeding

  14. How can genetically modified crops help address global food demand?

    • Reducing soil nutrients
    • Preventing seed formation
    • Shortening shelf life
    • Increasing food yield

  15. Which biotechnical process involves altering plant DNA to improve crop characteristics?

    • Tissue cloning
    • Aerosol spraying
    • Genetic modification
    • Aseptic technique

  16. What is done to Fusarium fungal biomass after fermenting it in glucose syrup?

    • Harvested and purified
    • Sterilised and discarded
    • Converted to glucose
    • Genetically modified

  17. Which genetically modified crop is engineered to provide an improved nutritional value?

    • Herbicide-resistant soya
    • Bt maize
    • Flavr Savr tomato
    • Golden rice

  18. Which organism is grown on glucose syrup in aerobic conditions to produce mycoprotein?

    • Fusarium
    • Saccharomyces
    • Penicillium
    • Agaricus

  19. A tank produces 500 kg of fungal biomass from 1,000 kg of glucose syrup. What is the yield?

    • 50%
    • 200%
    • 500%
    • 2%

  20. Which hormone is produced by genetically modified bacteria to treat people with diabetes?

    • Glucagon
    • Thyroxine
    • Insulin
    • Adrenaline

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