Which of the Following Is an Example of a Common

question 49

Multiple Choice

Which of the following is an example of a common ecosystem service?

• A)People enjoy seeing wildlife.
• B)Decomposer bacteria and other organisms cause leaves to decompose on the forest floor.
• C)Earthworm eat leaves and defecate deep in their burrows.
• D)All of the statements are correct.
• E)None of the statements are correct.

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Definitions:

Environment

The surrounding conditions, influences, or forces which affect the survival, development, and evolution of organisms or communities.

Photosystem

A complex of proteins and pigments in plants and algae that absorbs light energy and converts it into chemical energy during photosynthesis.

Chlorophyll

A green pigment found in the chloroplasts of plants, algae, and some bacteria, essential for photosynthesis as it absorbs light energy to convert carbon dioxide and water into glucose.

Mitochondrion

An organelle found in large numbers in most cells, in which the biochemical processes of respiration and energy production occur. It has a double membrane, the inner layer being folded inward to form layers (cristae).