The Number of Trophic Levels in an Ecosystem Is Limited

question 1

Multiple Choice

The number of trophic levels in an ecosystem is limited by

• A) the number of tertiary consumers.
• B) the loss of energy with each transfer between trophic levels.
• C) the gain of energy with each transfer between trophic levels.
• D) the rate at which organisms can recycle energy within the ecosystem.
• E) the rate at which secondary consumers consume their prey.

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Definitions:

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Perimenopause

Transition to menopause in which the production of reproductive hormones declines and symptoms associated with menopause first appear, such as hot flashes.

Hot Flashes

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This is a naturally occurring fluid that lubricates the vagina, increasing during sexual arousal to reduce friction and enhance sexual pleasure.