State whether the given statement is true or false. If true, give the reasons.

i). Ganga–Brahmaputra plain of India is an overpopulated region.

True: River valley and plains offer suitable land for agriculture. Hence, they are densely populated.

(ii) Water availability per person in India is declining.

True: Increasing population, increasing urbanization, the rising standards of living and the rising demands for food and cash crops are leading to shortages in the supply of freshwater. The shortages are either due to drying up of water sources or water pollution.

(iii) Rows of trees planted in the coastal areas to check the wind movement are called intercropping.

False: Rows of trees are planted to check the wind movement and protect soil cover. These are called shelterbelts.

(iv). Human interference and changes of climate can maintain the ecosystem.

False: Climate change and human interferences can cause the loss of natural habitats, and hence destroy the ecosystem.