The Most Plausible Hypothesis to Explain Why Species Richness Is

question 55

Multiple Choice

The most plausible hypothesis to explain why species richness is higher in tropical than in temperate regions is that

• A) tropical communities are younger.
• B) tropical regions generally have more available water and higher levels of solar radiation.
• C) higher temperatures cause more rapid speciation.
• D) diversity increases as evapotranspiration decreases.
• E) tropical regions have very high rates of immigration and very low rates of extinction.

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Definitions:

Incontinence

The lack of voluntary control over urination or defecation, leading to the unintentional loss of urine or feces.

Moderate Dementia

A stage of dementia characterized by an increased level of cognitive impairment, affecting memory, reasoning, and social abilities, making independent living challenging but some activities can still be performed.

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