The first life on Earth appeared in water,and | vedclass

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(D) The origin of life occurred approximately $3.5$ to $3.8$ billion years ago during the Precambrian Eon,which includes the Hadean,Archean,and Proter

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Proterozoic

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(D) The origin of life occurred approximately $3.5$ to $3.8$ billion years ago during the Precambrian Eon,which includes the Hadean,Archean,and Proterozoic Eons. Among the given options,the Proterozoic era (or Eon) is the most accurate timeframe associated with the early development and diversification of life in water,as the Palaeozoic,Mesozoic,and Cenozoic eras occurred much later in geological history.

Column-$I$	Column-$II$
$(X)$ Earth	$(1)$ $20$ billion years
$(Y)$ Universe	$(2)$ $4.5$ billion years
$(Z)$ Non-cellular life	$(3)$ $3.0$ billion years

The first life on Earth appeared in water,and evidence indicates that life originated in one of the following eras:

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The origin of life occurred in .....

Match the following columns:
Column-$I$ Column-$II$
$(X)$ Earth $(1)$ $20$ billion years
$(Y)$ Universe $(2)$ $4.5$ billion years
$(Z)$ Non-cellular life $(3)$ $3.0$ billion years

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