PERIODS OF CULTURAL EVOUITION AND MODERN MAN -
Paleolithic period: Stone age. Age of tools of stones and bones, cave paintings.
Mesolithic period: Age of domestication of animals and learning reading and writing develop language.
Neolithic period: Age of agriculture and manufacture of pottery, clothes and this period further sub-divided into following ages:
(i) Bronze age (ancient age)
(ii) Iron age (modem age)