The Layer Where Organisms Can Exist on the Surface of the Earth

question 20

Multiple Choice

The layer where organisms can exist on the surface of the earth is the

• A)biosphere.
• B)ecosystem.
• C)population.
• D)homeostasis.
• E)community.

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Definitions:

Corn

A staple grain widely cultivated for food, animal feed, and as a raw material in industry.

Rice

A staple grain consumed worldwide, known for its versatility in numerous culinary traditions and its importance in feeding a significant portion of the global population.

Bushels

A unit of volume that is used to measure quantities of grain, fruit, and other dry commodities, varying in exact measure by product and country.

Microeconomist

An economist who specializes in microeconomics, the study of the behavior of individuals and firms in making decisions on the allocation of limited resources.