The proponent of the theory of spontaneous generation was
Louis Pasteur
Van Helmont
Spallanzani
Francisco Redi
Given below some major events in the early history of life
$I.$ First heterotrophic prokaryotes
$II.$ First eukaryotes
$III.$ First autotrophic prokaryotes
$IV.$ First animals
Choose the correct sequence of these evolutionary events
Fossil $X$ is older than fossil $Y$ if
The first life on earth came in water and evidences indicate that life orginated in one of the following eras
"Eternity of life'' means
Evolutionary process, giving rise to new species adapted to new habitats and ways of life, is called as adaptive radiation, for example