Biological Diversity Is Composed of What Three Levels

question 27

Multiple Choice

Biological diversity is composed of what three levels?

• A)trophic diversity,ecosystem diversity,and species diversity.
• B)ecosystem diversity,species diversity,and process diversity.
• C)genetic diversity,function diversity,and process diversity.
• D)genetic diversity,species diversity,and ecosystem diversity.

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Definitions:

Acetylcholine

A neurotransmitter in both the central and peripheral nervous systems involved in muscle activation and various brain functions.

Somatic Motor Nervous System

The part of the peripheral nervous system that conveys signals from the central nervous system to skeletal muscles, thereby controlling voluntary movements.

Autonomic Nervous System

The part of the nervous system that controls involuntary functions of the body, including heart rate, digestion, and respiratory rate, divided into the sympathetic and parasympathetic systems.

Parasympathetic

Part of the autonomic nervous system that conserves energy by slowing the heart rate and increasing intestinal and gland activity.