Which of the Following Is True of Members of the Phylum

question 20

Multiple Choice

Which of the following is true of members of the phylum Cnidaria?

• A) They are not capable of locomotion because they lack true muscle tissue.
• B) They are primarily filter feeders.
• C) They have either, or both, of two body forms: mobile polyps and sessile medusae.
• D) They may use a gastrovascular cavity as a hydrostatic skeleton.
• E) They are the simplest organisms with a complete alimentary canal (two openings).

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Definitions:

Correlation

A statistical measure that expresses the extent to which two variables change together.

Ford Escorts

A compact car manufactured by Ford Motor Company, known for its affordability and reliability, produced in various models from the late 1960s to the early 2000s.

Variation

Refers to the measure of how much individual data points in a statistical set differ from the average or mean value.

Mileage

The distance covered or that can be covered by a vehicle with a specified amount of fuel; also used metaphorically to describe the extent of use or experience someone has.