Question

. What is biosphere ? *

1 point

Narrow zone

Broad zone

both a&b

none of these​

Answer 1

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(a) Narrow zone

Answer 2

Answer:

The biosphere, also known as the ecosphere, is the worldwide sum of all ecosystems. It can also be termed the zone of life on Earth. The biosphere is virtually a closed system with regards to matter, with minimal inputs and outputs

Explanation:

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