Evolution Quiz Review

Ostrich wings are examples of

• homologous structures
• vestigial structures
• adaptations
• traits

Dolphins have the same arm structure as wolfs, what type of evidence for evolution does this represent?

• DNA
• vestigial structures
• homologous structures
• embryology

Natural selection is

• survival of the fittest

• survival of the fastest

• selective breeding by humans

• genetic engineering

This makes an organism more suited to its enviornment

• natural selection

• variation

• adaptation

• mutation

Genetic drift is change in the allele frequency of a population due to...

• random chance
• natural selection
• non-random mating (sexual selection)
• artificial selection

Eyes that can see in the dark is a(an) _______ inherited by nocturnal animals.

• adaptation

• acquired trait

• learned ability

The pelvic bone of whales is not needed for movement within the water. This is an example of a(n) ______________ structure.

• vestigial

• analogous

• homologous

• selected

The forelimbs of mammals have similar anatomy because these groups descended from a recent common ancestor. Their bone structure is an example of a(n) ______________ structure.

• vestigial

• analogous

• homologous

• selected

When a species is split into 2 populations that cannot mate with each other.

• genetic bottleneck

• reproductive isolation

• disruptive selection

• genetic drift

A flood drowns a large portion of an insect population, with only a few random individuals surviving. This is an example of ______.

• genetic drift

• adaptation

• natural selection

• artificial selection