When did life first appear on Earth?
A) 14 billion years ago
B) 400 million years ago
C) 4.6 billion years ago
D) 65 million years ago
E) 3.4 billion years ago

Name: When did life first appear on Earth? A) 14 billion years ago B) 400 million years ago C) 4.6 billion years ago D) 65 million years ago E) 3.4 billion years ago
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Question

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Life first appeared on Earth approximately 3.4 billion years ago, as evidenced by fossil records and geological data indicating the presence of early microbial life forms.

When Did Life First Appear on Earth