Human Evolution 2021

The ability to walk upright on two legs is called:

• bipedalism

• quadropedalism

• bicyclepedalism

• tripedalism

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Bipedalism probably evolved because...

• The climate in Africa changed 10 million years ago.

• Rain forest changed into woodland and savanna.

• Our ancestors depended on trees less and less.

• Our ancestors needed to communicate using language.

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Modern humans and their closest relatives belong to the same family. Members of this family are called:

• hominids

• primates

• homo sapiens

• Lucy

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All of these are advantages of bipedalism EXCEPT:

• Hands are free to carry food.

• Save energy when walking long distances.

• Hands are free to use tools.

• Easier to balance on two legs.

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Which hominid species is most closely related to Homo sapiens?

• Homo habilis

• Australopithecus afarensis

• Homo neanderthalensis

• Homo heidelbergensis

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What continent did humans evolve from?

• the Americas

• Asia

• Africa

• many places all at once

What is the scientific name for modern day humans?

• Homo Habilis

• Homo Sapiens

• Homo Erectus

• Neanderthal

What do we share in common with primates?

• Common Ancestors

• Humans evolved from monkeys

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Related organisms have similar _______.

• Genetic Material

• Diet

• Behavioral Patterns

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What is the term for a feature that allows an organism to survive in its environment?

• adaptation
• variation
• homologous structure
• vestigial structure

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