Question

Which one is the edaphic factor in biosphere (a) light (b) temperature (d) water (d) soil?

Answer 1

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The edaphic factor in biosphere is SOIL.

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Answer 2

Soil is the edaphic factor in biosphere.

Explanation:

The ecosystem has two different type of factors called biotic as well as abiotic. All the factors which are living in the ecosystem are called biotic factor, whereas those which are non-living are called as abiotic factor. Abiotic component is again classified as physical factors and edaphic factors.  

Among given factors water, light and temperature are called physical factor of abiotic component whereas soil is called edaphic factor of abiotic component.