Ecosystem

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Ecosystem
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What is Ecosystem?

• An eco-system is a self contained area composed
  of all the different organisms living in it,
  interacting with the physical conditions i.e.
  sunlight, air, water, soil, climatic factors,
  etc. prevailing in the area.
• The term ecosystem is derived from a Greek word
  Oikos which means a house.

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Forest Ecosystem
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• In a forest, like any other ecosystem, the
  general chain of relationship among the
  organisms is same i.e. the food producers
  (plants) and the food consumers (animals)
  depending on each other.

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What is Forest?

• Forest is large area of land with a dense growth
  of trees and a large variety of shrubs, bushes,
  grasses etc.

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• Autotrophs are organisms that can produce their
  own food.
• Auto self, trophfood
• The organisms that eat the producers are
  the primary consumers. The primary consumers are
  herbivores

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• The organisms that eat the producers are
  the primary consumers. The primary consumers are
  herbivores.
• The organisms that eat the primary consumers are
  meat eaters (carnivores) and are called the
  secondary consumers.

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• Here
• - Grass is producer
• - Grasshopper is primary consumer
• - Frog is secondary consumer
• - Python is tertiary consumer

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