what are the principal biological system of the earth
Answers
Answer:
The principal biological systems of the earth are four in number-fisheries, forests, grasslands and croplands or agricultural lands-which are the fundamental components of the global economic system.
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Answer:
The principal biological systems of the earth are four in number-fisheries, forests, grasslands and croplands or agricultural lands-which are the fundamental components of the global economic system
There are four principal biological systems of the earth. They are fisheries, forests,grasslands and croplands.
They form the foundation of the Global economic system. They supply us food. They all provide all the raw materials for industry accept minerals.
Human demands on these systems are increasing to a point where there productivity is impaired