The main concepts of two theories regarding the origin of life on earth are given. Arrange them in the following table. Write the name of theories as title.
(i) Life has originated in some other planet in the universe.
(ii) Changes occurred in the chemical substances in water, under specific conditions of the earth.
(iii) Organic substances identified in meteors supports this theory.
(iv) Life originated in the Ocean.
| (a) ...................................... |
(b) ................................. |
| ...................................... |
................................. |
