Great Transitions from Apes to Humans

Who speculated that humans are descended from a common ancestor shared with African apes?

• Tim White

• Donald Johanson

• Louis Leakey

• Charles Darwin

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NGSS.HS-LS4-1

Where did Anthropologists Louis and Mary Leakey search for early human fossils?

• Republic of Georgia

• South Africa

• Tanzania's Olduvai Gorge

• Ethiopia's Hadar region

What did the Leakeys find abundant of before discovering early hominid bones?

• Animal fossils

• Volcanic ash

• Stone tools

• Plant fossils

How old was the hominid found by Mary Leakey in 1959?

• 1.76 million years

• 1.8 million years

• 3.2 million years

• 4.4 million years

Tags

NGSS.MS-LS4-1

What revolutionary new way to estimate the time of the human and chimp split was developed at Berkeley?

• Using biomolecules, including DNA

• Geological layer analysis

• Carbon dating

• Comparative anatomy

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NGSS.HS-LS4-1

NGSS.HS-LS4-2

Who discovered the famous fossil skeleton named Lucy?

• Mary Leakey

• Donald Johanson

• Tim White

• Johannes Haile-Selassie

How old is the fossil named Lucy?

• 2.5 million years

• 3.2 million years

• 4.4 million years

• 1.76 million years

What trait is considered to have evolved first according to the fossil record?

• Big brains

• Stone tool use

• Large teeth

• Bipedality

Tags

NGSS.MS-LS4-1

Who is Ardipithecus nicknamed 'Ardi'?

• A species of large-brained primates

• The maker of the first stone tools

• A modern human ancestor

• An early bipedal hominid

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NGSS.MS-LS4-2

What was the environment like where bipedality evolved?

• Open African savanna

• Mountainous terrain

• Woodland setting

• Dense jungle