(i) Solution: True
Additional Information:
0.68% of water is present in the Ground water, whereas rivers and lakes combinedly contain around 0.01% of the water.
(ii) Solution: False
Additional Information:
Water shortage is a problem faced by people living in rural areas and urban areas as well. The water consumed in urban areas is more so, people in urban areas face more water shortages.
(iii) Solution: False
Additional Information:
The source of irrigation includes groundwater and surface water as well, through wells, rivers, lakes, reservoirs, even other sources like treated wastewater.
(iv) Solution: False
Additional Information:
The water bodies such as oceans, rivers, and seas are the main source of water.