Question

1.what is lithosphere ?
2.what is biosphere ?


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Answer 1

A lithosphere is the rigid, outermost shell of a terrestrial-type planet or natural satellite. 

The biosphere, also known as the ecosphere, is the worldwide sum of all ecosystems. 

Answer 2

Explanation:

A lithosphere is the rigid, outermost shell of a terrestrial-type planet or natural satellite. On Earth, it is composed of the crust and the portion of the upper mantle that behaves elastically on time scales of thousands of years or greater.

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