In Which of the Following Echinoderm Groups Are the Extinct

question 77

Multiple Choice

In which of the following echinoderm groups are the extinct members more numerous than the living members?

• A) Sea stars and brittle stars
• B) Sea lilies and feather stars
• C) Sea urchins and sea cucumbers
• D) Sea daisies
• E) Asterozoans

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Definitions:

Population Increase

The growth in the number of individuals within a population, often attributed to factors like higher birth rates and lower mortality rates.

Birth Rate

The quantitative measure of the number of births in a given population, area, or period, usually expressed per 1000 individuals per year.

Modes of Transportation

Various methods and means by which individuals or goods are moved from one location to another, including walking, cycling, vehicles, public transit, and air travel.

Suburbs

Residential areas located on the outskirts of a city or large town, typically characterized by lower population density than urban centers.