We need more and more ________ for growing food.
Water is a renewable resource because
Name the ruler who constructed dams and lakes in the ancient period.
Name the state where almost all the houses traditionally had tankas.
Water scarcity occurs due to
(i) low rainfall in a region
(ii) large population
(iv) unequal access
Which of the following product does not pollute water?
What is the contribution of India’s hydroelectric power to the total electricity produced in the country?
In semi-arid regions of Rajasthan, the traditional system of storing drinking water in underground tanks are called
During whose reign were the dams, lakes and irrigation systems built extensively?
It was during the reign of Chandragupta Maurya.
Oceans contain..............................volume of water.