English, asked by krishnasahu6388, 2 months ago

How many Earth's principal biological systems are there?
Name them..​

Answers

Answered by beauty9090
10

Answer:

four principal biological systems

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

Answered by mrjustin
2

Explanation:

4 are there bro ok jjo bye

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