Food Chains Are Sometimes Short Because

question 42

Multiple Choice

Food chains are sometimes short because

• A) only a single species of herbivore feeds on each plant species.
• B) local extinction of a species causes extinction of the other species in its food chain.
• C) most of the energy in a trophic level is lost as energy passes to the next higher level.
• D) most producers are inedible.

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Definitions:

Trial And Error

A problem-solving method involving repeated, varied attempts until success is achieved or a solution is found.

Phonemes

The smallest units of sound in a language that can distinguish one word from another, such as the difference between the /p/ and /b/ sounds in "pat" and "bat."

Psycholinguistics

The study of the psychological and neurobiological factors that enable humans to acquire, use, comprehend, and produce language.

Morphemes

The smallest grammatical unit in a language. A morpheme cannot be further divided and still retain meaning.