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Standard VIII
Biology
Ecosystem Components - Biotic and Abiotic
Question

The two components of an ecosystem are ____________.
  1. Biotic and abiotic
  2. Plants and animals
  3. Weeds and micro-organism
  4. Plants and light

A
Biotic and abiotic
B
Plants and animals
C
Weeds and micro-organism
D
Plants and light
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Solution
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Two main components exist in an ecosystem: Abiotic and biotic.
The abiotic components of any ecosystem are the properties of the environment; the biotic components are the life forms, that occupy a given ecosystem.
  • Examples of abiotic components are temperature, light, water and natural disturbances.
  • Examples of biotic components are producers, such as plants and consumers, such as humans.
Hence, the correct answer is option A.

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(a) Define an ecosystem. Give examples of any two ecosystems.
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Study the following statements (A-D) related to abiotic components and select the correct option stating true (T) and false (F).

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