Skip to content
Try on iPad

Human impact on the environment: Eduqas A‑Level Biology questions

Every Eduqas A-Level Biology exam question on 1.6 Human impact on the environment, 2016–2025, with its mark scheme and examiner’s report.

Find questions2,061
Calculations

2,061 questions

  1. Q4(a)(i)

    June 2025 · Component 1

    1 mark1.6 Human impact on the environment
    The whole paper ↗
    June 2025 Component 1, question 4(a)(i): State the expected consequence of crossing the safe threshold for any planetary boundary. [1]

  2. Q6(a)(i)

    June 2025 · Component 1

    1 mark1.6 Human impact on the environment
    The whole paper ↗
    June 2025 Component 1, question 6(a)(i): State the term used to describe a species that is at risk of extinction. [1]

  3. Q6(b)(i)

    June 2025 · Component 1

    1 mark1.6 Human impact on the environment
    The whole paper ↗
    June 2025 Component 1, question 6(b)(i): Suggest two human activities that could have contributed to the decline in the number of African elephants. [1]

  4. Q2(c)(i)

    June 2024 · Component 1

    3 marks1.6 Human impact on the environment
    The whole paper ↗
    June 2024 Component 1, question 2(c)(i): Calculate the annual consumption of organic matter by humans in 1987 if the average consumption of organic matter was 500 g per human per day. Express your answ

  5. Q2(c)(ii)

    June 2024 · Component 1

    2 marks1.6 Human impact on the environment
    The whole paper ↗
    June 2024 Component 1, question 2(c)(ii): In 1987, it was estimated that humans harvested 1.15 Pg of global NPP and directly consumed 0.76 Pg of organic matter derived from plants. Calculate the percent

  6. Q2(c)(iii)

    June 2024 · Component 1

    3 marks1.6 Human impact on the environment1.5 Population size and ecosystems
    The whole paper ↗
    June 2024 Component 1, question 2(c)(iii): Annual consumption of animal products by humans in 1987 was estimated at 0.15 Pg. Estimated global consumption of plants by livestock in 1987 was 2.2 Pg. It has

  7. Q5(a)(i)

    June 2024 · Component 1

    2 marks1.6 Human impact on the environment
    The whole paper ↗
    June 2024 Component 1, question 5(a)(i): biodiversity loss; [2]

  8. Q5(c)(iii)

    June 2024 · Component 1

    2 marks1.6 Human impact on the environment
    The whole paper ↗
    June 2024 Component 1, question 5(c)(iii): Some wild species of avocado show resistance to P. cinnamomi. Current practices in establishing avocado plantations are leading to some wild species becoming ex

  9. Q4(c)

    June 2023 · Component 1

    3 marks1.6 Human impact on the environment
    The whole paper ↗
    June 2023 Component 1, question 4(c): The aquarium was kept on a windowsill in bright sunlight. Two weeks after the introduction of fish to the aquarium the water turned green and the fish died. Sug

  10. Q7

    June 2022 · Component 1

    9 marks1.6 Human impact on the environment
    The whole paper ↗
    June 2022 Component 1, question 7: It has been estimated that 10 million km2 of forest have been lost from the planet since the beginning of the 20th century. One of the reasons for deforestation

  11. Q5(b)(ii)

    Autumn 2021 · Component 1

    3 marks1.6 Human impact on the environment
    The whole paper ↗
    Autumn 2021 Component 1, question 5(b)(ii): The number of hedgehogs in the British countryside is now under 1 million which is a 97 % fall since the 1950s. The following measures were proposed to control

  12. Q7(a)(iv)

    Autumn 2021 · Component 1

    2 marks1.6 Human impact on the environment
    The whole paper ↗
    Autumn 2021 Component 1, question 7(a)(iv): Explain why an increase in global warming could have been a contributory factor in the planetary boundary for biodiversity being crossed. [2]

  13. Q7(b)(iii)

    Autumn 2021 · Component 1

    2 marks1.6 Human impact on the environment
    The whole paper ↗
    Autumn 2021 Component 1, question 7(b)(iii): In recent years, the numbers of sea otters has increased as a result of many different conservation measures. Describe two conservation measures which may have

  14. Q4(b)(i)

    Autumn 2020 · Component 1

    4 marks1.6 Human impact on the environment
    The whole paper ↗
    Autumn 2020 Component 1, question 4(b)(i): Evaluate the effectiveness of using this minimum mesh size in allowing the recove

  15. Q4(b)(ii)

    Autumn 2020 · Component 1

    1 mark1.6 Human impact on the environment
    The whole paper ↗
    Autumn 2020 Component 1, question 4(b)(ii): Other than restricting the mesh size of nets, give two methods which are used to prevent overfishing. [1] As the wild cod numbers are decreasing, cod are now be

  16. Q4(c)

    Autumn 2020 · Component 1

    5 marks1.6 Human impact on the environment
    The whole paper ↗
    Autumn 2020 Component 1, question 4(c): Use image 4.4 and your knowledge of fish farming to conclude how fish farming can impact the ecosystem in the surrounding areas. [5]

  17. Q7

    Autumn 2020 · Component 2

    9 marks2.6 Variation and evolution1.6 Human impact on the environment
    Mark scheme (PDF)
    The whole paper ↗
    Autumn 2020 Component 2, question 7: Today, there are an estimated 1 500 giraffes held in captivity and approximately 90 000 in the wild. There are several different coat patterns that are similar

  18. Q6(a)

    June 2019 · Component 1

    3 marks1.6 Human impact on the environment
    The whole paper ↗
    June 2019 Component 1, question 6(a): In 1995 there were 284 Red Kites in the UK with numbers increasing to 1 025 per cent of the original population between 1995 and 2017. Calculate the approximate

  19. Q6(c)

    June 2019 · Component 1

    1 mark1.6 Human impact on the environment
    The whole paper ↗
    June 2019 Component 1, question 6(c): Explain why the location of nest sites needed to be kept secret with round-the-clock protection. [1] Many Red Kite chicks are tagged so that their survival and

  20. Q6(d)

    June 2019 · Component 1

    2 marks1.6 Human impact on the environment
    The whole paper ↗
    June 2019 Component 1, question 6(d): Suggest two ways in which society could improve the survival rates of Red Kites. [2] Red Kites have often bred successfully in woodland SSSI’s.
All 41 questions on Human impact on the environment, as a list
  1. June 2025, Component 1, Q4(a)(i) (1 mark): State the expected consequence of crossing the safe threshold for any planetary boundary. [1]
  2. June 2025, Component 1, Q6(a)(i) (1 mark): State the term used to describe a species that is at risk of extinction. [1]
  3. June 2025, Component 1, Q6(b)(i) (1 mark): Suggest two human activities that could have contributed to the decline in the number of African elephants. [1]
  4. June 2024, Component 1, Q2(c)(i) (3 marks): Calculate the annual consumption of organic matter by humans in 1987 if the average consumption of organic matter was 500 g per human per day. Express your answ
  5. June 2024, Component 1, Q2(c)(ii) (2 marks): In 1987, it was estimated that humans harvested 1.15 Pg of global NPP and directly consumed 0.76 Pg of organic matter derived from plants. Calculate the percent
  6. June 2024, Component 1, Q2(c)(iii) (3 marks): Annual consumption of animal products by humans in 1987 was estimated at 0.15 Pg. Estimated global consumption of plants by livestock in 1987 was 2.2 Pg. It has
  7. June 2024, Component 1, Q5(a)(i) (2 marks): biodiversity loss; [2]
  8. June 2024, Component 1, Q5(c)(iii) (2 marks): Some wild species of avocado show resistance to P. cinnamomi. Current practices in establishing avocado plantations are leading to some wild species becoming ex
  9. June 2023, Component 1, Q4(c) (3 marks): The aquarium was kept on a windowsill in bright sunlight. Two weeks after the introduction of fish to the aquarium the water turned green and the fish died. Sug
  10. June 2022, Component 1, Q7 (9 marks): It has been estimated that 10 million km2 of forest have been lost from the planet since the beginning of the 20th century. One of the reasons for deforestation
  11. Autumn 2021, Component 1, Q5(b)(ii) (3 marks): The number of hedgehogs in the British countryside is now under 1 million which is a 97 % fall since the 1950s. The following measures were proposed to control
  12. Autumn 2021, Component 1, Q7(a)(iv) (2 marks): Explain why an increase in global warming could have been a contributory factor in the planetary boundary for biodiversity being crossed. [2]
  13. Autumn 2021, Component 1, Q7(b)(iii) (2 marks): In recent years, the numbers of sea otters has increased as a result of many different conservation measures. Describe two conservation measures which may have
  14. Autumn 2020, Component 1, Q4(b)(i) (4 marks): Evaluate the effectiveness of using this minimum mesh size in allowing the recove
  15. Autumn 2020, Component 1, Q4(b)(ii) (1 mark): Other than restricting the mesh size of nets, give two methods which are used to prevent overfishing. [1] As the wild cod numbers are decreasing, cod are now be
  16. Autumn 2020, Component 1, Q4(c) (5 marks): Use image 4.4 and your knowledge of fish farming to conclude how fish farming can impact the ecosystem in the surrounding areas. [5]
  17. Autumn 2020, Component 2, Q7 (9 marks): Today, there are an estimated 1 500 giraffes held in captivity and approximately 90 000 in the wild. There are several different coat patterns that are similar
  18. June 2019, Component 1, Q6(a) (3 marks): In 1995 there were 284 Red Kites in the UK with numbers increasing to 1 025 per cent of the original population between 1995 and 2017. Calculate the approximate
  19. June 2019, Component 1, Q6(c) (1 mark): Explain why the location of nest sites needed to be kept secret with round-the-clock protection. [1] Many Red Kite chicks are tagged so that their survival and
  20. June 2019, Component 1, Q6(d) (2 marks): Suggest two ways in which society could improve the survival rates of Red Kites. [2] Red Kites have often bred successfully in woodland SSSI’s.
  21. June 2019, Component 1, Q6(e) (2 marks): State what is meant by an SSSI and why Red Kites may breed more successfully in these sites. [2]
  22. June 2018, Component 1, Q3(b) (3 marks): Explain fully how the change in agricultural practices has led to the loss of this type of meadow. [3]
  23. June 2018, Component 1, Q3(c) (4 marks): Given that one effect of global warming appears to be more flooding in the UK, discuss why the government is encouraging landowners to preserve and re-instate s
  24. June 2018, Component 1, Q5(e) (5 marks): The coloured area on the map below shows an area of 5 052 square miles, sampled in 2014, in the Gulf of Mexico which has extremely low oxygen levels at certain
  25. June 2018, Component 1, Q6(a) (4 marks): Using the data, what conclusions can be drawn about the world fishing stocks since 1974. [4]
  26. June 2018, Component 1, Q6(b) (3 marks): Describe three strategies, apart from aquaculture, which can be used to prevent overfishing and explain how each would help to conserve stocks. [3]
  27. June 2018, Component 1, Q6(c)(i) (2 marks): Why are the farmed fish more susceptible to infection by lice than wild fish and why is eliminating the lice a problem for fish farms? [2]
  28. June 2018, Component 1, Q6(c)(ii) (3 marks): There are important environmental concerns that farmed fish can escape from their pens. Explain three reasons why it is important to the environment that the es
  29. June 2018, Component 2, Q4(d) (3 marks): In the USA wheat prices are quoted per bushel, (a unit of volume). In Europe wheat prices are quoted per kg. Rex Ryder is a Kansas farmer who harvests his wheat
  30. June 2017, Component 1, Q1(a) (1 mark): Beavers used to be an endangered species in Europe. Explain what is meant by an endangered species. [1]
  31. June 2017, Component 1, Q1(b) (2 marks): Give two advantages of using re-introduction of beavers from northern Europe as a strategy for conservation in the UK. [2]
  32. June 2017, Component 1, Q1(c) (2 marks): There has been some re-introduction of beavers into the UK, both legal and illegal. Give two reasons why people might be concerned about illegal, unregulated re
  33. June 2017, Component 1, Q1(d) (2 marks): Environmental conservation decisions can only be made on the basis of sound scientific principles. Give two factors that scientists would have to consider when
  34. June 2017, Component 1, Q2(b)(i) (2 marks): Use the graph to describe the effect of adding different fertilisers on grass yield. [2]
  35. June 2017, Component 1, Q2(b)(ii) (1 mark): What control would have been used in these field trials? [1]
  36. June 2017, Component 1, Q2(c) (4 marks): Give experimental details of how you could set up an experiment in the laboratory to determine increase in mass of the grasses over a 4 week period with the thr
  37. June 2017, Component 1, Q3(a) (2 marks): Explain what the term “planetary boundary” means. [2]
  38. June 2017, Component 1, Q3(b) (2 marks): Calculate the percentage by which the current atmospheric carbon dioxide concentration exceeds the boundary, giving your answer to one decimal place. Show your
  39. June 2017, Component 1, Q3(d) (3 marks): Using your knowledge of natural selection, explain why more species have become extinct recently, compared to pre-industrial times. [3]
  40. June 2017, Component 1, Q3(e) (4 marks): Suggest how biodiversity loss may be delayed using conservation methods. [4]
  41. June 2017, Component 2, Q5(b) (1 mark): Explain why feeding genetically modified Camelina seed to farmed fish could benefit biodiversity. [1] Nutritionists often recommend that fish are included in di

Questions, mark schemes and examiner’s reports are © WJEC Eduqas, from their published past papers. Plumi isn’t affiliated with any exam board. Want whole papers? Every Eduqas A-Level Biology paper.

Rather write your answers by hand on iPad? Plumi marks them against the same mark schemes.