Biology: Digestion in Humans and Alimentary Canal
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Questions and Answers

What are the two main components that make up the structure of an ecosystem?

  • Chlorine and bromine atoms
  • Light and air
  • Plants and animals
  • Plants, animals, and humans (correct)

    • Which type of ecosystem is found exclusively on land?

  • Pondwater ecosystem
  • Desert ecosystem (correct)
  • Oceanic ecosystem
  • Forest ecosystem

    • What is the main cause of ozone layer depletion?

  • Plants and animals
  • Forest ecosystem
  • Light and air
  • Chlorofluorocarbons (CFCs) (correct)

    • What are compounds known as that release chlorine and bromine on exposure to high ultraviolet light?

    <p>Ozone Depleting Substances (ODS)</p> Signup and view all the answers

    Which of the following is NOT a type of terrestrial ecosystem?

    <p>Oceanic ecosystem</p> Signup and view all the answers

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