Mass Extinctions Remove Dominant Groups of Organisms and Thus Provide

question 69

Multiple Choice

Mass extinctions remove dominant groups of organisms and thus provide new ecological and evolutionary opportunities for groups of organisms that were previously of little importance.These organisms can then fill the now existing niches through the process of ___________.

• A) directed mutation
• B) cloning
• C) mitosis
• D) adaptive radiation

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Definitions:

Pyramidal Composition

refers to an artistic arrangement or structure in which elements of a work are organized in the shape of a pyramid, often used to create a sense of stability and focus.

Chiaroscuro

A technique in art where light and shadow are contrasted to create a sense of volume in modelling three-dimensional objects and figures.

Madonna in the Meadow

A famous Renaissance painting by Raphael, depicting the Virgin Mary with Jesus and John the Baptist as children.

Cinquecento

Italian, “500”—that is, the 16th century (the 1500s) in Italy.