English, asked by amazingabhi01, 6 months ago

which are the earth's principle biological systems and what is their current ecological status​

Answers

Answered by AlaxNeon
3

Answer:

The earth is four principal biological system. They are forest, fisheries, grasslands and croplands. The foundation of the world economy. ... The forest are cut to the firewood

Answered by jeys295
1

Answer:

fisheries, forests, grasslands and croplands they are being impaired because of excessive use

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