Eduqas A Level Biology
Eduqas A Level Biology 1.6 Human Impact on the Environment Exam Questions
Free Eduqas A Level Biology exam questions on 1.6 Human Impact on the Environment, with mark schemes. Covers endangered species, conservation, deforestation, overfishing, agricultural practices and pollution.
1.6 Human Impact on the Environment exam questions
1 question pack of real past exam questions with its mark scheme. Answer every question without notes, then mark your answers line by line against the mark scheme.
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A Level Biology Flashcards
Every answer is written in mark scheme wording, so you learn exactly what examiners give marks for. Pick your exam board, then test yourself with the questions on this page.
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About Eduqas A Level Biology 1.6 Human Impact on the Environment
This topic evaluates how human activity affects ecosystems and how damage can be reduced.
What you need to know
- Extinction risks Habitat loss, over-exploitation, pollution, climate change and invasive species.
- Conservation In situ and ex situ methods, legislation and international agreements.
- Resource management Sustainable forestry and fishing quotas, net mesh sizes.
- Pollution Eutrophication from fertilisers and sewage, and its stages.
Common mistakes in 1.6 Human Impact on the Environment
- Describing eutrophication without the decomposer step.
- Saying conservation only means zoos.
- Not linking quotas to population recovery.
Try three 1.6 Human Impact on the Environment exam-style questions
1. Describe the process of eutrophication. (4 marks)
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Fertiliser run-off adds nitrates (1); algae grow rapidly and block light (1); plants die and decomposers increase (1); decomposers use oxygen so fish die (1).
2. Explain one way fishing quotas maintain fish stocks. (2 marks)
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They limit the number caught (1), allowing enough fish to reproduce and sustain the population (1).
3. Give two reasons species become endangered. (2 marks)
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Any two: habitat loss, hunting, pollution, climate change, invasive species (1 each).
1.6 Human Impact on the Environment FAQs
What does Human Impact on the Environment cover?
Threats to biodiversity, conservation and sustainable resource management.
How should I evaluate conservation?
Weigh cost, effectiveness, genetic diversity and the needs of local people.
What is sustainable development?
Meeting present needs without compromising the ability of future generations to meet theirs.
Revise this topic with flashcards: A Level Biology Flashcards, with mark scheme answers for Anki and Quizlet.
