Which Statement About an Ecosystem Is Correct

question 43

Multiple Choice

Which statement about an ecosystem is correct?

• A) Organisms get their energy from the same trophic level.
• B) Ecosystems are formed from only living parts.
• C) Matter is recycled by an ecosystem.
• D) Organisms can occupy more than one niche in an ecosystem.
• E) Ecosystems are in a balance of nature.

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Definitions:

Trans-2-Deuteriocyclohexan-1-Ol

A deuterium-labeled cyclohexanol where the deuterium atom is located at the second position in a trans configuration relative to the hydroxyl group.

Cyclohexene

A six-carbon cyclic compound with one double bond, often used as a precursor in organic synthesis.

Electron Flow

The movement of electrons through or between molecules, typically in the context of chemical reactions or electrical circuits.

Intermediate Structures

Transient species that form during the steps of a chemical reaction but do not appear in the final reaction products.