Question

Define Oasis. Why do they have settled population?

Answer 1

Oasis, fertile tract of land that occurs in a desert wherever a perennial supply of fresh water is available. Oases vary in size, ranging from about 1 hectare (2.5 acres) around small springs to vast areas of naturally watered or irrigated land.

Answer 2

oasis is a place where we find some water in deserts due to this water which is a need of living beings there we can find some population