Panspermia, an idea that is still a favourite for some astronomers, means :

Panspermia, an idea that is still a favourite for some astronomers, means :
  1. Creation of life from dead and decaying matter
  2. Creation of life from chemicals
  3. Origin of sperm in human testes
  4. Transfer of spores as unit of life from other planets of Earth

Solution

Panspermia is a hypothesis which explains the origin of life on earth due to transfer of spores from other planet of earth. The theory faces high level of criticism as environment between two planets cannot support Life.

Asked in: NEET 2022 (Phase 2)

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