In the Ocean, Why Would There Be a Smaller Biomass

question 90

Multiple Choice

In the ocean, why would there be a smaller biomass of large predators (for example, sharks and tuna) than of herbivorous animals (for example, some small fish and zooplankton) ?

• A) The ocean has too few hiding places for predators.
• B) Energy transfer between trophic levels is inefficient.
• C) Ocean herbivores have higher trophic efficiencies than land herbivores.
• D) Ocean herbivores are better adapted to moving over large distances than ocean predators.
• E) Predators have higher reproductive rates than herbivores.

Identify and describe Healthy People 2020 goals.

Understand the impact of illness on family processes.

Understand stages of health behavior change, specifically smoking cessation.

Identify modifiable risk factors for diseases.

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Definitions:

Variance

A measure of the dispersion of a set of data points around their mean value, indicating how spread out the data points are.

Portfolio

A collection of investments held by an individual or an institution.

Expected Rate

A predicted rate of return or outcome based on certain assumptions or historical data.

Standard Deviation

A statistical measure of the dispersion or spread of a set of values, indicating how much the values differ from the mean.