Unit 5 Quiz 1 Review

Average increase in the surface temperatures on the Earth caused by natural cycles or influenced by human activity.

• Climate

• Ice Age

• Global warming

• Biodiversity

weather conditions in an area over a long period of time.

• Climate

• Ice Age

• Global warming

• Biodiversity

Cold periods in Earth’s history when glaciers covered much of the Earth.

• Climate

• Ice Age

• Global warming

• Biodiversity

The variety of life in the world or in a particular habitat or ecosystem.

• Climate

• Ecological niche

• Global warming

• Biodiversity

The role a species has in its environment; how it meets its needs for food and shelter, how it survives, and how it reproduces

• Climate

• Ecological niche

• Global warming

• Biodiversity

Present day era; appearance of humans.

• Mesozoic

• Paleozoic

• Cenozoic

• Geologic time

A timeline that spans 4.5 billion years; shows major geologic events and the development of life on Earth .

• Period

• Epoch

• Geologic Time

• Precambrian Eon

An ancient era when vertebrates and land plants began to form.

• Paleozoic

• Mesozoic

• Cenozoic

• Triassic

An era that shows the appearance of dinosaurs, small mammals, and birds.

• Mesozoic

• Paleozoic

• Cenozoic

• Triassic

__________ became the dominant life-form during the Cenozoic Era.

• Fish

• Mammals

• Insects

• Plants