English, asked by prateekgupta87918791, 3 months ago

how are earth's principal biological systems important?​

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Answered by TheSarcasticSmile
2

Answer:

There are four principal biological systems of the earth. These systems are fisheries, forests, grasslands and croplands. In addition to supplying our food, these four systems provide virtually all the raw material for the industry. ... The forests are destroyed in large proportions to obtain firewood.

Answered by mkprasanna15
1

Answer:

There are four principal biological systems of the earth. These systems are fisheries, forests, grasslands and croplands. In addition to supplying our food, these four systems provide virtually all the raw material for the industry. ... The forests are destroyed in large proportions to obtain firewood.

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