Environment

Geography
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The part of the earth where life exists, is made up of

A
Lithosphere
B
Hydrosphere
C
Atmosphere
D
All of the above
Medium
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Biotic and abiotic components form 

A
Environment
B
Society
C
Population
D
Species
Medium
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Ecosystem means

A
A community of organisms together with the environment in which they live
B
Abiotic components
C
Organisms reacting with one another
D
Earth and its atmosphere
Medium
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Lithosphere does not include:

A
earth
B
mineral oil
C
mineral
D
sea water
Medium
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