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Match the Following Events with the Best Estimated Time

Question 53

Matching

Match the following events with the best estimated time.

Premises:

Responses:

The dinosaurs became extinct.

580 million years ago

The Cambrian Explosion has left fossils of many soft-bodied animals.

245 million years ago

First cells to contain chloroplasts and mitochondria appeared.

540 million years ago

Atmosphere is believed to be like ours today.

9 billion years ago

The single supercontinent Pangea is present.

65 million years ago

400 million years ago

9 billion years ago

Premises:

The dinosaurs became extinct.

The Cambrian Explosion has left fossils of many soft-bodied animals.

First cells to contain chloroplasts and mitochondria appeared.

Atmosphere is believed to be like ours today.

The single supercontinent Pangea is present.

Responses:

580 million years ago

245 million years ago

540 million years ago

9 billion years ago

65 million years ago

400 million years ago

9 billion years ago

Correct Answer:

Premises:

Responses:

580 million years ago

245 million years ago

540 million years ago

9 billion years ago

65 million years ago

400 million years ago

9 billion years ago

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