'Peking man' is known as

The brain capacity of Neanderthal man was . . . . . . . (in $cc$)

Which prehistoric human first started the proper burial of the dead?

The fossil of which one of the following has been found in Ethiopia as well as Tanzania?

The . . . . . . is also called as Ape man.

About $P$ million years ago,human-like primates walked in eastern Africa. They were probably not taller than $Q$ feet.
$Q$ is: