Chapter 12
One mark questions
1. What is the criteria for the classification of pollution? Delhi 2016
2. Mention any two sources of water pollutants created by humans. Delhi 2015
3. Mention any two diseases caused by contaminated water. All India 2014
4. Mention any two sources of land pollution in India. All India 2013
5. Name any natural sources of water pollution. Delhi 2012
6. Name any diseases that are caused by air pollution. All India 2012
7. Mention the root cause of acid rains. Delhi 2011
8. Name metropolitan cities that are the main polluters of river Ganga before it reaches Varanasi. Delhi 2011
9. Which city is the main polluter of the river Yamuna? Delhi 2010
10. Is the main source of environmental pollution in India? All India 2010
11. Mention any two cultural activities responsible for water pollution in India. Delhi 2009
12. Which is the main source of water-borne diseases in India? Name anyone waterborne disease. All India 2009
Three mark questions
13. Examine the success of the watershed management programme implemented in the Jhabua district of Madhya Pradesh. Hot is, all India 2016
14. Define the term air pollution. Explain any two harmful effects of air pollution. Delhi 2015
15. How is environmental pollution caused? Mention four types of pollution responsible for environmental degradation. Delhi 2015
16. How do industries pollute India’s water bodies? Explain with examples. Delhi 2015
17. What is noise pollution? Explain any sources of noise. All India 2015
18. Explain any three consequences of air pollution. All India 2015
19. Why is urban waste disposal a serious problem in India? Explain any three reasons. Delhi 2014
20. Describe any three major problems of slums in India? All India, Delhi 2014
21. How is the degradation of cultivable land one of the serious problems in India? Explain any three points. Delhi 2010
22. State any two major sources of air pollution in India. How is air pollution harmful to human health? Explain. Hots, Delhi 2008
13.” Indiscriminate use of water by increasing population and industrial expansion has led to the degradation of water quality considerably in India.”Play in the values that can help maintain the quality of water. Hots, all India 2017
THERE ARE NO FIVE MARK QUESTIONS IN CHAPTER 12
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