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Match Each Term with the Correct Item Below

question 11

Multiple Choice

Match each term with the correct item below.
-acid; may cause "trips," either good or bad


Definitions:

Sea Urchins

Marine invertebrates with spiny shells, belonging to the class Echinoidea.

Density-Dependent Factor

An ecological factor whose effects on a population vary according to the population density, such as disease or competition.

Population Size

The sum of people located in a specified region at a given time.

Nutrient Supply

The provision of essential dietary components necessary for organisms to grow, reproduce, and maintain their health.

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