How Do Mass Extinctions Differ from Background Extinctions

question 2

Multiple Choice

How do mass extinctions differ from background extinctions?

• A)Mass extinctions account for most species that have gone extinct in the history of life on Earth.
• B)It is now recognized that mass extinctions but not background extinctions are generally caused by asteroid impacts.
• C)During mass extinctions a large proportion of organisms that were alive at that time die out.
• D)Background extinctions don't lead to great numbers of species lost.

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Definitions:

Network Centralization

A measure of the extent to which network ties are concentrated in one or a few nodes or individuals within a network, impacting communication and power dynamics.

Integration

The process of combining different systems, processes, or organizational functions to work more effectively as a whole.

Consistency

Refers to the adherence to the same principles, course, form, etc., over time.

Assimilation

The process by which individuals or groups of differing ethnic heritage are absorbed into the dominant culture of a society.