The Number of Trophic Levels Is Typically Limited to Four

question 30

Multiple Choice

The number of trophic levels is typically limited to four or five.Which of the following is primarily responsible for this limitation?

• A)Many primary and higher-order consumers are opportunistic feeders.
• B)Decomposers compete with higher-order consumers for nutrients and energy.
• C)Nutrient cycles involve both abiotic and biotic components of ecosystems.
• D)Nutrient cycling rates tend to be limited by decomposition by detritivores.
• E)Energy transfer between trophic levels tends to be of very low efficiency.

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Definitions:

Perceptual Selection

The psychological process by which individuals screen and select various stimuli that vie for their attention, filtering out some data while allowing other data to enter perception.

Contrast

The state of being strikingly different from something else in juxtaposition or close association.

Intensity

Refers to the degree of strength, force, or energy possessed by a process, phenomenon, or emotion.

Perceptual Selection

The process by which individuals choose which sensory information to focus on, influenced by factors such as interests and backgrounds.