What Is the Third Trophic Level of a Food Chain

question 36

Multiple Choice

What is the third trophic level of a food chain?

• A) Primary consumers
• B) Tertiary consumers
• C) Autotrophs
• D) Secondary consumers
• E) Primary producers

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Definitions:

Stimulus Strength

The intensity level of a stimulus which affects the magnitude and nature of the response in a biological system.

Action Potentials

Rapid, temporary changes in the electrical membrane potential of cells, which are fundamental in the conduction of impulses along nerves and muscle fibers.

Frequency

In physics, it refers to the number of occurrences of a repeating event per unit of time, often used in the context of waves.

Repolarization

The process by which a neuron or muscle cell returns to its resting negative charge after depolarization.