Exam 22: The Evolution of Primates

The immediate ancestors of the genus Homo belonged to which genus?

You are studying a fossilized primate skull and notice that the foramen magnum is located at the center of the base of the skull. You conclude that the skull belonged to a:

What does fossil evidence show to differentiate Homo erectus from Homo habilis ?

Explain at least four ways that primates are adapted to an arboreal existence.

The hominoids arose during which time period?

The foramen magnum at the center rear of the skull is an adaptation for bipedalism in hominids. ____________________

Mousterian tools were made by which species?

Stereoscopic vision lets primates integrate visual information from both eyes simultaneously. ____________________

Figure 22-2 Refer to the accompanying figure. The common hominoid ancestor would be found at which position in the diagram?

Human cultural evolution is generally divided into three stages. Explain how each has affected Earth.

What is the key defining characteristic of hominins?

The earliest primates were adapted to live in(on):

Australopithecus was the first hominin to feature which distinguishing characteristic?

Choose one of the pairs of hominids below and compare them, including their morphology, social development, tool making, etc. A. Homo habilis and Homo neanderthalensis B. Homo neanderthalensis and Homo sapiens C. Ardipithecus ramidus and Australopithecus anamensis D. Australopithecus afarensis and Australopithecus africanus

Which of the following is thought to be most closely related to the anthropoids?

Figure 22-1 What is the shared primate characteristic depicted in the accompanying figure?

Evidence shows that humans began to cultivate crops from approximately ____ years ago.

Which of the following pairs is mismatched?

The oldest known anthropoid fossil is ____, found in China and Myanmar.

Mammals evolved from mammal-like ____ known as therapsids more than 200 mya.