Which of the Following Describe(s)echinoderms

question 5

Multiple Choice

Which of the following describe(s) echinoderms?

• A) They have an exoskeleton of hard calcareous plates.
• B) Tubefeet provide motility in most species.
• C) Digestion occurs completely outside of the organism.
• D) Hemolymph circulates in the water vascular system.
• E) They are found in both freshwater and saltwater environments.

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Definitions:

Abilities

The natural or acquired skills and talents that enable individuals to perform tasks, solve problems, and adapt to various situations.

Standardization

The process of developing and implementing technical standards to ensure consistency and compatibility in products, services, and processes.

Random Selection

A method of selecting a sample from a population in a way that gives every member of the population an equal chance of being chosen.

Representative Sample

A subset of a population that closely mirrors the characteristics of the overall population, used in research to draw conclusions about the population as a whole.