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Question 1:

Life originated on earth about

Question 2:

Consider the following statements.

1. The first non-cellular forms of life could have originated 3 billion years back.

2. Evolutionary Biology is the study of history of life forms on earth.

Which of the statement are correct?

Question 3:

Blue-green algae originated about years ago.

Question 4:

3.5billion year old rocks with fossils can be found

Question 5:

What is most important element for origin of life?

Question 6:

What did Stanley Miller synthesize in his evolution experiment?

Question 7:

Which of the following is The first living cells on Earth most?

Question 8:

The First experiment regarding the evolution of life was performed by

Question 9:

Life first originated in

Question 10:

Which of the following correct with respect of pre-cambrian era?