Impact of Earthworms on Agriculture
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Questions and Answers

What percentage of global food production is attributed to earthworms according to recent studies?

  • 12.5 percent
  • 4.5 percent
  • 8.5 percent
  • 6.5 percent (correct)
  • Which country's grain harvest is approximately comparable to the amount of food production attributed to earthworms?

  • Brazil
  • Russia (correct)
  • China
  • Canada
  • What percentage increase in grain yields was observed in Sub-Saharan Africa due to earthworms?

  • 10% (correct)
  • 8%
  • 12%
  • 5%
  • What harmful substance do earthworms help protect plants from?

    <p>Microplastics (C)</p> Signup and view all the answers

    Which organization conducted the research on the impact of earthworms on crop yields?

    <p>Colorado State University (C)</p> Signup and view all the answers

    Which legumes were included in the study alongside the four grains?

    <p>Soybeans and peas (B)</p> Signup and view all the answers

    What do the researchers believe about the farmers in developing regions regarding agricultural inputs?

    <p>They lack easy access to fertilizers and pesticides. (C)</p> Signup and view all the answers

    How much food production in tons is attributed to earthworms annually?

    <p>140 million tons (B)</p> Signup and view all the answers

    Which regions showed a significant reliance on earthworm-rich organic matter for agriculture?

    <p>Sub-Saharan Africa and Latin America (B)</p> Signup and view all the answers

    What do the researchers suggest for sustainable agricultural practices?

    <p>Leverage biodiversity in soil management. (C)</p> Signup and view all the answers

    What role do earthworms play in relation to tomato plants?

    <p>They promote resistance to environmental changes and repel insects. (C)</p> Signup and view all the answers

    In what type of environment do tomato plants benefit from the presence of earthworms?

    <p>Even in polluted environments. (B)</p> Signup and view all the answers

    What is one of the potential benefits of earthworms to tomato plants as suggested by the findings?

    <p>They boost the plants' immune systems. (D)</p> Signup and view all the answers

    What is one way that earthworms contribute to improved drainage in soil?

    <p>They aerate the soil, allowing for better water flow. (D)</p> Signup and view all the answers

    Which statement reflects the findings about the relationship between earthworms and tomato plants?

    <p>Earthworms help tomato plants repel plant-eating insects. (C)</p> Signup and view all the answers

    When were the findings regarding earthworms and tomato plants published?

    <p>September 2024. (D)</p> Signup and view all the answers

    In what way do earthworms enhance nutrient availability for plants?

    <p>Through their burrowing which creates nutrient channels. (D)</p> Signup and view all the answers

    How do earthworms potentially mitigate the impact of microplastic pollution on plants?

    <p>They were shown to improve plant health in contaminated soil. (D)</p> Signup and view all the answers

    What overall effect do earthworms have on agricultural productivity?

    <p>They create conditions for increased biological activity. (D)</p> Signup and view all the answers

    Which of the following is NOT a benefit of earthworms in soil management?

    <p>Rapid decomposition of synthetic compounds. (B)</p> Signup and view all the answers

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