Paleozoic Era

Paleozoic Era

Assessment

Flashcard

Science

8th Grade

Practice Problem

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What are the smaller units that periods are broken down into?

Back

Epochs

2.

FLASHCARD QUESTION

Front

What are the smaller units that eons are broken down into?

Back

Eras

3.

FLASHCARD QUESTION

Front

What is the shortest unit of geologic time?

Back

Epoch

4.

FLASHCARD QUESTION

Front

What term describes many organisms going extinct in a relatively short period of time?

Back

Mass extinction

5.

FLASHCARD QUESTION

Front

What are the smaller units that eras are broken down into?

Back

Periods

6.

FLASHCARD QUESTION

Front

What is the Paleozoic Era known for?

Back

The emergence of diverse marine life and the first land plants and animals.

7.

FLASHCARD QUESTION

Front

How many periods are in the Paleozoic Era?

Back

Six periods: Cambrian, Ordovician, Silurian, Devonian, Carboniferous, and Permian.

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