Earth's Geological Timeline-CFU

Earth's Geological Timeline-CFU

Assessment

Flashcard

Science

9th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

Student preview

quiz-placeholder

15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What are fossils?

Back

Fossils are traces of organisms that have been preserved in rock, often formed when dead organisms are buried quickly and undergo mineralization.

2.

FLASHCARD QUESTION

Front

What is the process of fossilization?

Back

Fossilization occurs when dead organisms are buried quickly, preventing decay, and over millions of years, their remains are turned into stone.

3.

FLASHCARD QUESTION

Front

Which Era is known as the age of dinosaurs?

Back

The Mesozoic Era is known as the age of dinosaurs.

4.

FLASHCARD QUESTION

Front

What does 'mass extinction' mean?

Back

Mass extinction refers to the loss or death of many different species in a short time period.

5.

FLASHCARD QUESTION

Front

Which Era is referred to as the 'age of fish'?

Back

The Paleozoic Era is referred to as the 'age of fish'.

6.

FLASHCARD QUESTION

Front

What organism is responsible for the Great Oxygenation Event?

Back

Cyanobacteria are responsible for the Great Oxygenation Event around 2.5 billion years ago.

7.

FLASHCARD QUESTION

Front

What is the significance of the Cambrian Explosion?

Back

The Cambrian Explosion marks a period of rapid diversification of life forms, leading to the emergence of many major groups of animals.

Create a free account and access millions of resources

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?