Multiple Choice
According to fossil evidence, how far back in time did life on Earth exist?
A) about 2.0 billion years
B) about 65 million years
C) about 545 million years
D) about 3.5 billion years or more
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q21: Suppose it turns out that one in
Q22: Which of the following are the best
Q23: If there are other civilizations at present
Q24: According to current science, why didn't oxygen
Q25: What evidence suggests that life arises relatively
Q27: Why don't we expect to find life
Q28: Which of the following gases, which we
Q29: The Voyager I and II spacecraft visited
Q30: The figure above shows the geological times
Q96: What is the evidence that suggests planetary