How Do Mass Extinctions Differ from Background Extinctions

question 27

Multiple Choice

How do mass extinctions differ from background extinctions?

• A) It is now recognized that mass extinctions but not background extinctions are generally caused by asteroid impacts.
• B) Mass extinctions involve a relatively rapid extinction of a large proportion of organisms that were alive at that time.
• C) Mass extinctions account for most species that have gone extinct in the history of life on Earth.

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Definitions:

Community Care

Strategies and policies designed to help individuals, especially those with disabilities or chronic illnesses, receive care within their own communities rather than in institutions.

Effective Features

Characteristics or aspects of an intervention or method that contribute to its success in achieving desired outcomes.

Schizophrenia

A mental health disorder characterized by distorted thinking, perceptions, emotions, language, sense of self, and behavior.

Violent

Involving physical force intended to hurt, damage, or kill someone or something.