Question 1

Q1: (i) Which one of the following river is highly polluted? (a) Brahmaputra (b) Satluj (c) Yamuna (d) Godavari (ii) Which one of the following deseases i...

Accepted Answer

(i) (c) Yamuna (ii) (b) Diarrhoea (iii) (d) Air pollution (iv) (a) Migration

Question 2

Q2: (i) What is the difference between pollution and pollutants? (ii) Describe the major source of air pollution. (iii) Mention major problems associated...

Accepted Answer

(i) The difference between pollution and pollutants is as follows:    Pollution: It is the process or state of environmental degradation resulting from the release of harmful substances and energy from waste products of human activities. It is the alteration of the physical, chemical, or biological...

Question 3

Q3: (i) Describe the nature of water pollution in India. (ii) Describe the problem of slums in India. (iii) Suggest measures for reduction of land degrada...

Accepted Answer

(i) The nature of water pollution in India is widespread and severe, affecting almost all surface water sources and making them unfit for human consumption. The key aspects are:    Sources of Pollution: While natural sources like erosion and landslides contribute, human activities are the primary ca...

NCERT Solutions