What factors influence the ecosystem?

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Animals

Air

Light

All of the above

answer is D.

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Detailed Solution

Concept:There are two big players in affecting the ecosystem - the biotic and abiotic factors. The biotic factors encompass producers, decomposers and consumers, which devour energy for forming up their body and they can allow other types of environmental factors. The food is eaten by autotrophs which get eaten by heterotrophs. The abiotic factors involve inorganic substances, organic substances and physical factors like light, temperature, moisture, precipitation, wind and water, it helps to supply matter and energy in the ecosystem and determines the tolerance ranges of the surroundings. It also includes straight, pitch, Valley and mountain which comes under geomorphology. The flora of the ecosystem is also governed by the kind of soil present, which involves its texture, pH, nutrients and water. In the case of light, photoperiods play a considerable position in plant growth and reproduction whereas in the case of animals it helps in growth and migration.
Hence, option 4 is the correct answer.

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