Impacts of Agriculture on the Environment
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Questions and Answers

What are the three main greenhouse gases emitted by agriculture?

  • Carbon dioxide, Methane, Nitrous oxide (correct)
  • Hydrogen, Helium, Argon
  • Carbon monoxide, Neon, Sulfur dioxide
  • Methane, Nitrogen dioxide, Ozone

    • What effect does eutrophication have on water quality?

  • Promotes fish growth
  • Reduces nutrient levels
  • Causes excessive algae growth (correct)
  • Increases oxygen levels

    • How does algae bloom negatively impact aquatic ecosystems?

  • Promotes fish population growth
  • Stimulates photosynthesis
  • Blocks sunlight and causes fish mortality (correct)
  • Increases sunlight penetration

    • What action can farmers take to reduce the impact of fertiliser run-off on water bodies?

    <p>Implement buffer zones from water bodies</p> Signup and view all the answers

    Why is pollution prevention emphasized over cure for biodiversity?

    <p>Prevention is more cost-effective and efficient</p> Signup and view all the answers

    How has the shift from making hay to silage impacted bird populations?

    <p>Led to a decline in bird numbers</p> Signup and view all the answers

    Where do Corncrake traditionally make their nests?

    <p>In tall grass on the ground</p> Signup and view all the answers

    What are the three greenhouse gases produced by agriculture?

    <p>Methane, Nitrous oxide, Carbon dioxide</p> Signup and view all the answers

    How does eutrophication impact water quality?

    <p>It reduces oxygen levels in the water</p> Signup and view all the answers

    What effect does a buffer zone of 5m from hedgerow and water courses have?

    <p>Halves the negative effects of fertiliser run-off</p> Signup and view all the answers

    Why is preventing pollution considered better than curing it when it comes to biodiversity?

    <p>Prevention is more cost-effective and efficient</p> Signup and view all the answers

    What impact did the shift from making hay to silage have on bird populations?

    <p>Decreased bird populations leading to a decline</p> Signup and view all the answers

    How does algae bloom affect fish in a lake?

    <p>Blocks sunlight needed for photosynthesis causing fish to die</p> Signup and view all the answers

    What is the primary threat to water quality from agriculture that can lead to eutrophication?

    <p>Nitrate and phosphate pollution</p> Signup and view all the answers

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