Why Is a Pyramid of Numbers for a Forest Sometimes

question 60

Multiple Choice

Why is a pyramid of numbers for a forest sometimes narrow at the bottom?

• A) Energy decreases as it passes through each trophic level.
• B) Energy increases as it passes through each trophic level.
• C) Individual producers are small and very numerous.
• D) Herbivorous insects vastly outnumber large producers.
• E) Large producers vastly outnumber insects.

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Definitions:

Placebo Pill

An inert substance given to a participant in a study, which has no therapeutic effect and is used to control for the placebo effect in experiments.

Unconscious Attributions

Psychological processes that influence one's behavior and thoughts without their aware realization.

Binocular Rivalry

A visual phenomenon occurring when each eye is presented with different images, leading the brain to alternate between perceptions rather than merging the two images into one coherent view.

Dominant Eye

The eye that provides a slightly greater degree of input to the visual cortex and is preferred over the other for detailed activities.