Why Are There Never More Than Two to Three Levels

question 46

Multiple Choice

Why are there never more than two to three levels of carnivores in the trophic pyramid of an ecosystem?

• A) Carnivores take up a lot of space.
• B) Most of the energy in each trophic level is used up before it is passed to the next level so after two to three levels above the herbivores, it's gone.
• C) There aren't enough herbivores to support them.
• D) The carnivores are very inefficient in their use of energy, so it gets lost.
• E) Humans hunt the carnivores.

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Definitions:

Psychoanalytic Methods

Techniques developed by Sigmund Freud and his followers to explore the unconscious mind's structure and its influence on human behavior.

Cognitive Therapists

Professionals who treat psychological issues by changing dysfunctional thought patterns, attitudes, and beliefs.

Rational-emotive Therapists

Mental health professionals who use rational emotive behavior therapy to help clients identify and change irrational beliefs.

Challenging

Refers to situations or tasks that are difficult and demanding, often requiring effort and determination to overcome.