Question

Rearrange the following. encasing earth/ a thin cover/ sustain life/ of air and water/ known as the/ is/ biosphere

Answer 1

Answer:

The Earth's water—on the surface, in the ground, and in the air—makes up the hydrosphere. Since life exists on the ground, ..

Answer 2

a thin cover of air and water to sustain life on encasing earth is known as the biosphere

this is rearranged sentence.

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Additional Information :-

The biosphere, (from Greek bios = life, sphaira, sphere) is the layer of the planet Earth where life exists. This layer ranges from heights of up to ten kilometres above sea level, used by some birds in flight, to depths of the ocean such as the Puerto Rico trench, at more than 8 kilometres deep.