Origin of life took place in/on

Origin of life took place in the

Assertion :- Big-Bang theory talks of a singular huge explosion unimaginable in physical terms to explain the origin of universe. Reason :- Due to big-bang origin of life took place.

Assertion :- Big-Bang theory lalks of a singular huge explosion unimaginable in physical terms to explain the origin of universe. Reason :- Due to big-bang origin of life tooks place.

Origin of life occurred in

Origin of life occurred in

Origin of life occurred in

The origin of angiosperm took place during