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Agriculture in India is one of the most common source of income in the rural parts of India. Excessive use of fertilisers used in agriculture changes the chemistry of soil and kills useful microbes. The non-biodegradable chemical pesticides used leads to loss of soil fertility and lowers the water table.

1. Appropriate use of cow dung is made in ______.

a. medicine

b. fuel

c. manure

d. construction material

2. Composted manure is formed from

a. Farm and household refuse

b. Animal refuse and rotten vegetables

c. Organic wastes from where biogas extraction takes place

d. Green and farmyard manure

3. Costly and harmful pesticides can be replaced by

a. Natural predators

b. Artificial predators

c. Small animals

d. Weeds

4. The human activity, among the following, which causes maximum environmental pollution having regional and global impacts, is :

a. Urbanization

b. Industrialisation

c. Agriculture

d. Mining

5. Which of the following is the component or goal of sustainable agriculture?

a. Environmental health

b. Economic profitability

c. Social and economic equality

d. All of the above

1 Answer

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Best answer

1. c. manure

2. b. Animal refuse and rotten vegetables

3. a. Natural predators

4. b. Industrialisation

5. d. All of the above

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