. What is an ecosystem? List its two main components


Best Answer

An ecosystem is a self-contained   unit   of living things   (plants,  animals and decomposers)  and  their non-living environment (soil, air and  water). An ecosystem needs only the input of sunlight energy for its functioning.

The two main components of an ecosystem are:

i. Abiotic component. It includes all non-living components like soil, water, air temperature, light; pressure, etc.

ii. Biotic component. It includes   all   living   components   like plants,   animals, decomposers, etc.

 

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