How long ago did invertebrates become common on Earth? s B O 1.6 million years ago O 132 million years ago 410 million years ago 520 million years ago

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asked Sep 13, 2021 125k views

5 votes

How long ago did invertebrates become common on

Earth?
s
B
O 1.6 million years ago
O 132 million years ago
410 million years ago
520 million years ago

Biology
high-school

Jamesharker asked

by Jamesharker

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2 Answers

4 votes

Answer: 520 million years ago

Step-by-step explanation:

How long ago did invertebrates become common on Earth? s B O 1.6 million years ago-example-1

Mprivat answered Sep 16, 2021

by Mprivat

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2 votes

Answer:

The answer is D. 520 million years ago

Step-by-step explanation:

I just took the test

Hassaan Tauqir answered Sep 19, 2021

by Hassaan Tauqir

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