Fossil $X$ is older than fossil $Y$ if
$X$ was found deeper in sediment than $Y$
$Y$ was found deeper in sediment than $X$
$Y$ had less vestigial organs
Fossil $Y$ had a homologous and analogous organs of $X$
Mark the correct statements
$I.$ Fitness of individuals means reproductive fitness
$II.$ Homology in vertebrae brain indicates common ancestry
$III.$ Theory of acquired character was given by de Vries
$IV.$ After industrialization, the white moth did not survive due to predators
The correct option is
The cranial capacity of modern man is
Evolutionary biology is the study of