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Name the part of the earth in which all life forms exist.


Biosphere.
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A complicate network of food chains is called :
  • Food web  (b) Trophic level

    (c) Biomes  (c) None.

  • Food web 
  • Biomes
  • None

     


Name the system which comprises of the physical environment and the organisms which live therein.

An organism that feeds only on plants is called :
  • Herbivore
  • Carnivore
  • Omnivore
  • None.

The organism which depends on other organisms for their food is called :
  • Consumer
  • Producer
  • Decomposer
  • None.

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