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Match the Organism to the Time Frame That Indicates When

Question 4

Question 4

Matching

Match the organism to the time frame that indicates when we first see fossil evidence this form existed.

Premises:

Responses:

Oxygen-producing photosynthesizers

8 billion years ago

First animals with calcium skeletons and shells

6 billion years ago

First land forms

1 billion years ago

First anaerobic heterotrophs

900 million years ago

Eukaryotes

580 million years ago

First multicellular organisms

540 million years ago

400 million years ago

8 billion years ago

6 billion years ago

1 billion years ago

8 billion years ago

6 billion years ago

1 billion years ago

8 billion years ago

6 billion years ago

1 billion years ago

8 billion years ago

6 billion years ago

1 billion years ago

8 billion years ago

6 billion years ago

1 billion years ago

Premises:

Oxygen-producing photosynthesizers

First animals with calcium skeletons and shells

First land forms

First anaerobic heterotrophs

Eukaryotes

First multicellular organisms

Responses:

8 billion years ago

6 billion years ago

1 billion years ago

900 million years ago

580 million years ago

540 million years ago

400 million years ago

8 billion years ago

6 billion years ago

1 billion years ago

8 billion years ago

6 billion years ago

1 billion years ago

8 billion years ago

6 billion years ago

1 billion years ago

8 billion years ago

6 billion years ago

1 billion years ago

8 billion years ago

6 billion years ago

1 billion years ago

Correct Answer:

Premises:

Responses:

8 billion years ago

6 billion years ago

1 billion years ago

900 million years ago

580 million years ago

540 million years ago

400 million years ago

8 billion years ago

6 billion years ago

1 billion years ago

8 billion years ago

6 billion years ago

1 billion years ago

8 billion years ago

6 billion years ago

1 billion years ago

8 billion years ago

6 billion years ago

1 billion years ago

8 billion years ago

6 billion years ago

1 billion years ago

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