Which substance is used in refrigerators and air conditioners?

  • A
    Freon
  • B
    Ozone
  • C
    Dry ice
  • D
    Argon

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The green plants capture about $10 \%$ of the energy of sunlight that falls on their leaves and convert it into food energy.

State the direction of flow of energy in a food chain. Can food and energy from a trophic level move back to the previous level? Give reasons for your answer.

Write any two consequences if decomposers are removed from the ecosystem.

Differentiate between autotrophs,heterotrophs,and decomposers and give one example of each.

What is transferred through a food chain in an ecosystem?

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