🩺 NEET🧬 Biology

After about how many years of formation of earth, life appeared on this planet? [Re-NEET 2020]

Q1

After about how many years of formation of earth, life appeared on this planet?

[Re-NEET 2020]

a

50 million years

b

500 million years

c

50 billion years

d

500 billion years

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