An important evidence of the organic evolution is the occurrence of

The theory of catastrophism was given by

The first organism was

Which of the following were the first living form?

The theory of 'use and disuse' of organs was given by

The term 'living fossil' is applicable to

Every organism has an internal vital force. This theory of evolution was called

Primitive earth atmosphere consisted of H₂O, NH₃, H₂ and

Which of the following is formed in S. Miller's classic experiment?

The simple organic compounds in the evolution of life on the earth, must have