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What is the time gap in between formation of Earth and origin of life?(a) 1 billion years(b) 0.5 billion years(c) 4 billion years(d) 4.5 billion yearsI had been asked this question in a national level competition.My question is based upon Evolution in portion Evolution of Biology – Class 12

Answer»

Correct answer is (b) 0.5 billion years

To EXPLAIN I WOULD say: Earth was formed about 4.5 billion years AGO whereas life ORIGINATED about 4 billion years ago. So, the time gap is about 0.5 billion years.



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