Question

"Rivers constitute the most useful natural resources." Support the statement with five suitable examples

CBSE Class IX Social Science LA (5 Marks)

Answer 1

Rivers are the most important natural resources because :

(i) Rivers provide water for survival and growth of all organisms.

(ii) Rivers provided ideal conditions for the early man to lead a settled life.

(iii) Rivers have built flood plains, deltas and provide fertile soil for agriculture.

(iv) Water from rivers is used for drinking, irrigation and for generating hydro-electricity.

(v)  Man is able to supplement his food supply with the fish in the rivers. Rivers also serve as natural waterways.

(vi) World's earliest civilization developed in the river valleys, e.g., Nile Valley civilization, Indus Valley civilization, etc. River Valleys are the world's best agricultural lands, and are densely populated regions.

Answer 2

Answer:

Rivers provided ideal conditions for the early man to lead a settled life. (iii) Rivers have built flood plains, deltas and provide fertile soil for agriculture. (iv) Water from rivers is used for drinking, irrigation and for generating hydro-electricity.Aug