Waste Disposal Methods

Q. Which gas is produced when microorganisms in the ground aid in the decomposition of waste?

1. Nitrogen
2. Sulphide
3. Ethane
4. Methane

Q. A __________ is an engineered pit in which layers of solid waste are filled, compacted, and covered for final disposal.

1. vermicompost
2. landfill
3. dumpyard
4. compost

Q. A landfill creates _________ gas which is highly inflammable and can cause fire hazards.

1. Carbon dioxide
2. Methane
3. Hydrogen
4. Nitrogen

Q. Match the following with reference to waste disposal.

1. Computers
2. Manure
3. Fruit peels
4. Creation of methane

Q. What is incineration and how is it helpful in waste management?

Q.

___________is released from degradable matter.

Q. Why does the waste generated in rural areas require a lighter check before disposal as compared to urban waste?

1. Waste generated is from different sources
2. Most of the waste generated is organic
3. Waste generated contains toxic metals
4. Waste generated contains non-biodegradable materials

Q. Waste generation has become a serious threat to ________ environment.

Q. What are the major impacts of accumulated waste?

Q. What is the process of converting biodegradable waste into useful manure called?

1. Composting
2. Vermicomposting
3. Sericulture
4. Viticulture

Q. Earthworms are used for composting manure and used as a fertiliser for the plants. What is this method called?

1. Composting
2. Vermicomposting
3. Sericulture
4. Viticulture

Q. propose a way to dispose off vegetable peels, so that the enviourment is not polluted

Q. Biodegradable waste can be converted into useful manure by a process called composting.

1. False
2. True