Q. Origin of life occurred in
A) Precambrian
B) Coenozoic
C) Palaeozoic
D) Mesozoic
Explanation
The first living form is named as protocell or eobiont or protobiont, which evolved into prokaryotic cell. These were originated about 3900-3500 million years ago, during precambrian era.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.