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AQA GCSE Biology · Topic 7

Ecology flashcards

48 cards on Ecology, every one written against a numbered point in section 4.7 of the AQA Biology spec. Here’s what the topic covers, and 4 cards to try.

  • 48Flashcards
  • 14Sub-topics
  • 2Higher only
  • 18Triple only

Try 4 cards from Ecology.

Answer each one in your head, then check. In the app, how well you knew it decides when you see it again.

  • 4.7.1.1 · Communities & Interdependence

    Define habitat, population, community and ecosystem.

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    Habitat: where an organism lives. Population: all the organisms of one species in a habitat. Community: the populations of different species in a habitat. Ecosystem: a community interacting with the non-living (abiotic) parts of its environment.

  • 4.7.1.4 · Adaptations

    Name the three types of adaptation, with an example of each.

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    1. Structural: e.g. thick fur in Arctic animals
    2. Behavioural: e.g. migrating to warmer climates
    3. Functional: e.g. desert animals producing very concentrated urine to save water
  • 4.7.2.2 · Cycling Materials

    Why must materials be cycled in an ecosystem?

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    So that living things have the elements they need. Microorganisms decay dead matter, returning carbon to the air as CO₂ and mineral ions to the soil.

  • 4.7.3.3–4.7.3.4 · Land Use & Deforestation

    How do humans reduce the land available for other animals and plants?

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    Building, quarrying, farming and dumping waste.

  • +44more Ecology cards in the app, shown to you just before you’d forget them.Join the waitlist →

What’s in Ecology?

Every part of section 4.7 of the AQA spec, and how many cards cover it. Higher-only cards are hidden for Foundation students. Cards only on the separate Biology GCSE are hidden for Combined Science.

  1. 4.7.1.1Communities & Interdependence4 cards
  2. 4.7.1.2–4.7.1.3Abiotic & Biotic Factors2 cards
  3. 4.7.1.4Adaptations3 cards
  4. 4.7.2.1Food Chains & Predator–Prey3 cards
  5. 4.7.2.1 (RP)Sampling (Quadrats & Transects)4 cards
  6. 4.7.2.2Cycling Materials3 cards
  7. 4.7.2.3DecompositionTriple only4 cards
  8. 4.7.2.4Environmental ChangeTriple only2 cards
  9. 4.7.3.1–4.7.3.2Biodiversity & Pollution3 cards
  10. 4.7.3.3–4.7.3.4Land Use & Deforestation4 cards
  11. 4.7.3.5Global Warming2 cards
  12. 4.7.3.6Maintaining Biodiversity2 cards
  13. 4.7.4Trophic Levels & BiomassTriple only6 cards
  14. 4.7.5Food ProductionTriple only6 cards

Required practicals in this topic.

The method, the variables and a worked example for each.

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The other 44 cards are in the app.

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