Stings of honey bee and the stings of scorpion are
$I.$ analogous organs
$II.$ heterologous organs
$III.$ homologous organs
$IV.$ vestigial organs
The correct combination is
$III$ and $IV$
$II$ and $III$
$I$ and $II$
$I$ and $III$
Which one of the following is not a living fossil?
The greatest evolutionary change enabling the land vertebrates to be completely free from the water. Habitat was the development of
Pasteur succeeded in disproving the spontaneous generation theory because
Ape like ancestors of human appear in epoch