Hominins TEST

What is the definition of "Hominin"?

• Any great ape and their ancestors

• Any hominid that was bipedal

• Any primate with a tail

• Any mammal that walks on four legs

Which characteristic is NOT associated with apes?

• Excellent vision with forward-facing eyes

• Dexterity with 5 fingers that have nails

• Upright posture with a tail

• Complex social groups

What separates humans from other apes?

• Bipedalism

• Loss of body hair

• Small brains

• Lack of parental care

When did the common ancestor of humans and chimpanzees live?

• Around 7 million years ago

• Around 4 million years ago

• Around 10 million years ago

• Around 1 million years ago

What evidence supports the date of the last common ancestor of humans and chimpanzees?

• Fossils and molecular clock

• Fossils and carbon dating

• Molecular clock and carbon dating

• Fossils and radiometric dating

What is one hypothesis for the evolution of bipedalism?

• Bipedalism evolved due to the need for swimming

• Bipedalism evolved due to the need for climbing trees

• Bipedalism evolved due to climate change

• Bipedalism evolved due to the need for flying

What is the concept of sympatric speciation as it relates to human evolution?

• Apes that stayed in the rainforest evolved into modern-day chimpanzees.

• Apes that left the forest and into the savannah evolved into modern-day humans.

• Both A and B.

How many extinct hominid species have been discovered in the fossil record?

• 10-15

• 20-25

• 30-35

• 40-45

Which species is the only living survivor of the hominid lineage?

• Homo erectus

• Homo habilis

• Homo sapiens

• Homo neanderthalensis

What is a significant characteristic of the genus Australopithecus?

• Large brain size

• Hundreds of specimens found that walked upright

• Use of fire

• Made complex tools