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Class 7
Science :- Forests: Our Lifeline_ an overview

How much land area of earth is covered by forest?


  • 10
  • 20
  • 30
  • 40

    • Answer

    In forest structure, what forms the top of the forest?


  • Roots of tree


  • Sky 
  • Crown of tree


  • Animals live in trees


    • Answer

    In forest, who is responsible for the production of humus?


  • Animals
  • Birds
  • Plants
  • Micro organisms


    • Answer

    What is the principal source of energy and the starting point of the food chain?


  • SUN
  • Plants
  • Scavengers
  • Animals

    • Answer

    Which of the following is an example for decomposers?


  • Eagle
  • Elephant
  • Bacteria
  • Lion

    • Answer

    Which of the following is the function of the forest?


  • Prevent Flood


  • Prevent Air Pollution


  • Prevent Soil Erosion


  • All of the above


    • Answer

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