Chapter 6 Quiz Practice - Early Primate Evolution

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Sexual dimorphism is a difference between the sexes of a species in:

Body size or shape

Fossil forms that meet all of the criteria for a true primate are first found in the ________ epoch.

Eocene

Which of the following is NOT a relative dating technique?

Fission-track

The origin of primates seems to be tied to the diversification and radiation of which of the following?

Flowering plants.

Which of the following is NOT a chronometric dating technique?

Fluoroscopy

Mammalian traits include:

Homiothermy, heterodontism, a set of specific reproductive patterns, and a set of unique brain structures.

Which of the following is NOT one of the main hypotheses regarding the evolution of primates?

The foraging hypothesis.

After the mass extinction event 65 million years ago, ________ underwent an adaptive radiation.

The placentals

Encephalization quotient (EQ) refers to:

The ratio of brain size to body size.

During the Paleocene epoch, Plesiadapiformes:

Underwent an adaptive radiation.


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