3 R's

Q.

We know that many human activities lead to increasing levels of pollution of the air soil etc. Do you think that isolating these activities to specific and limited areas would help in reducing pollution?

Q. The 3 R's are Reduce, Reuse and .

1. Reproduce
2. Recycle
3. Replace

Q. Oil spills are the only source of water pollutants in ocean water.

1. True
2. False

Q.

Explain the 3R principle for management of biodegradable waste. (3 Mark)

Q.

Raghav used to farm on land near a dumping site. Over a period of years, his land became acidic. Which of the following could be the reason for change in chemical composition of his land?

1. Growth of harmful bacteria in soil

2. Improper dumping of wastes at dumping site

3. Decomposition of plant and animal remains in soil

4. Breeding of mosquitoes in soil

Q.

Which of the following components of municipal solid wastes can be recycled?

1. Glass

2. Metal objects

3. All of the above.

4. Paper

Q. Which of the following is not one of the seven principles of solid waste management?

1. Reduce
2. Rethink
3. Rejuvenate
4. Refuse

Q. Which of the following steps should be taken by the government to prevent pollution?

1. Awareness programs should be conducted in schools, offices, etc.
2. Discourage citizens to participate in waste management.
3. Citizens should be urged to segregate waste.
4. Encourage citizens to follow the 3 R principle.

Q. list of any 4 industries in india on how they pollute our water resources

Q. A shopkeeper uses old newspapers to make paper bags to carry medicines. This method is called .

1. recycling
2. reducing
3. reusing

Q.

Which of the following terms means to use old materials such as glass, paper to synthesize new items?

1. Reuse

2. Conserve

3. Reserve

4. Recycle