Human Evolution

Our ape-like ancestors started making _______________. Our hands changed shape and our brains got bigger.

• fire

• tools

Our throats changed, allowing us to communicate complicated ideas through ______________.

• writing

• typing

• drawing

• speech

Our fish-like ancestors started living in shallow water and developed ___________ to breathe air. They came on land and grew thick skin and claws.

• fins

• lungs

• gills

• eyes

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-4

When multiple transitional fossils are found in many rock layers, they provide evidence of-

• Seasonal variation in the diet of a species

• Gradual change of a species over time

• DNA functioning of the genetic material of an organism

• An unchanging environment

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

What type of structure does this image illustrate?

• Analogous structures

• Homologous structures

• Vestigial structures

Tags

NGSS.MS-LS4-2

A type of structure that is physically present, but does not seem to serve a significant function for an organism.

• Homologous structure

• Analogous structure

• Vestigial structure

• Standard structure

Tags

NGSS.MS-LS4-2

Scientist study the ____________________ to learn about the history of life, past environments on Earth, and how different groups of organisms have changed over time.

• fossil record

• animal record

• historical record

• Earth record

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Evolution occurring quickly due to catastrophic events

• Homeostasis

• Gradualism

• Statsis

• Punctuated Equilibrim

Tags

NGSS.MS-LS2-4

NGSS.MS-LS4-1

Which of the following is considered a significant milestone in human evolution related to tool use?

• Development of fire

• Creation of tools

• Invention of the wheel

• Discovery of agriculture

The ability to communicate complex ideas through speech is attributed to changes in which part of the human anatomy?

• Hands

• Feet

• Throat

• Brain