Biology
Grade-8
Easy
Question
The theory of chemical evolution was given by _________.
- Oparin and Haldane
- Urey and Miller
- Darwin and Wallace
- Plato and Aristotle
Hint:
Theory of chemical evolution was given by Oparin and Haldane
The correct answer is: Oparin and Haldane
- Chemical evolution is considered the first step in the development of life on earth
- Chemical evolution refers to formation of complex organic molecules from simple inorganic compounds that occurred in the oceans
- In the year 1922, Haldane and Oparin proposed the theory of chemical evolution and stated that formation of organic materials takes place from abiogenic material in the presence of external source of energy
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