Human Communities Populate the Earth

Select the things that are true about Neanderthals:

• they had a thicker build than homo sapiens

• they were skinnier than homo sapiens

• they had more sloped foreheads

• they lived in colder climates than

• they ate dinosaur meat

All humans are related to Neanderthals.

• True

• False

Homo sapiens are the only living human species left.

• True

• False

Select all things that are true about early human communities:

• they were nomadic foragers

• they hunted with bows and arrows

• they hunted and fished

• they lived in groups of 30-60

• they used stone tools

50,000 to 45,000 years ago, early humans reached...

• Europe, Arabia, and Asia

• Papua New Guinea, Australia, and East Asia

• Australia only

• North America

Early humans made their way down to the southern tip of South America...

• 20,000 years ago

• 50,000 to 45,000 years ago

• 15,000 to 10,000 years ago

• 300,000 to 250,000 years ago

Fast migration happened because...

• there were lots of resources from marine life and large game animals

• early humans had big feet

• they rode mammoths

• they lived in trees

Random changes in DNA that helped humans adapt to their environment are called...

• deoxyribonucleic acid

• cognition

• mutations

• cultivation

Humans in colder climates acquired genetic mutations that helped lighten their skin to absorb vitamin D.

• True

• False

Humans have negatively impacted the environment by adding to...

• foraging

• farming

• mammoths

• extinction