In Comparison to Past Estimates, Extinction Rates Are Currently High

question 11

Multiple Choice

In comparison to past estimates, extinction rates are currently high. Which of the following is the most plausible explanation?

• A)Natural fluctuations in climate causes extinctions.
• B)Continental drift is causing rapid changes in climate, which, in turn, causes extinctions.
• C)Previous extinctions make survival of contemporary species more difficult.
• D)Humans are affecting many aspects of the global environment.

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Definitions:

Maternal Risk Factors

Conditions or behaviors by the mother that can negatively affect pregnancy outcomes, infant health, or both.

Spanking

A form of punishment involving hitting the buttocks with an open hand as a disciplinary measure.

Neglect

The failure to provide necessary care, attention, or support to someone, often resulting in harm or risk of harm.

Habituated

The process by which an individual becomes accustomed to a stimulus or environment, leading to a decrease in response.