Different Species of Brittle Stars (Echinoderms)have Different Feeding Mechanisms

question 62

Multiple Choice

Different species of brittle stars (echinoderms) have different feeding mechanisms. When a species of brittle star feeds by using tentacle-like appendages to capture large food particles, it is using which of the following feeding mechanisms?

• A)radula for feeding
• B)suspension feeding
• C)clawlike appendages for feeding
• D)nectar feeding

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Definitions:

Inelastic

Describes a situation where the demand or supply for a product does not significantly change with the alteration in price.

Elastic

Describes the sensitivity of demand or supply for a good or service to changes in its price, with higher elasticity indicating greater sensitivity.

Tax Burden

The total amount of taxes imposed on an individual, company, or economic sector by the government, often expressed as a percentage of income or GDP.

Slightly Elastic

Refers to a situation where a small change in price leads to a relatively small change in the quantity demanded or supplied.