The ___ Echinoderm Lineage Is Made Up of Sea Cucumbers

question 45

Multiple Choice

The ___ Echinoderm lineage is made up of sea cucumbers, which are elongated along their oral-aboral axis and have a well-developed circulatory system.

• A) Echinoidea
• B) Ophiuroidea
• C) Crinoidea
• D) Holothuroidea
• E) Asteroidea

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Definitions:

Sediment

Particles or fragments of rocks, minerals, or organic materials that have been transported and deposited by wind, water, or ice.

Standing Body

Refers to a body of water, such as a lake or pond, that is contained in a basin and does not flow like rivers or streams.

Moving Water

Water that is in motion, flowing naturally in streams, rivers, or artificially through conduits, often utilized for energy production or irrigation.

Turbidity Currents

Underwater currents driven by gravity, carrying suspended sediment along the seabed.