Question

1.What are the harmful effects of wastes?
2. Explain how plastic is a boon.
3.What are the basic approaches to the management of wastes?
4. List various methods of garbage disposal. Explain any one.​

Answer 1

Answer:

1.The harmful effects of wastes are

• Soil contamination. Soil contamination is the No. ...

• Air contamination. ...

• Water contamination. ...

• Bad impact on human health. ...

• Impact on animals and marine life. ...

• Disease-carrying pests. ...

• Adversely affect the local economy. ...

• Missed recycling opportunities.

2.Plastic was thought to be a boonbut it turned out to be a curse.Plastic can be very harmful as it produces harmful gases when it is burned. As it is non bio degradable, it is harmful to the soil and takes hundreds of years to degrade or decompose. ... Plastic waste, such as plastic bags, often becomes litter.

3.The methods of waste management involve proper dumping, recycling, transportation and collection, and the creation of awareness. The most commonwaste dumping methods include landfill and incineration. A landfill is a conventional dumping method, which involves burying of wastes in a common pit.

4.These include:

• Landfill.

• Incineration.

• Waste compaction.

• Composting.

• Vermicomposting.

Answer 2

Answer:

1.waste causes a environmental pollution.

2.it disturbs the balance of ecosystem.

3.some wastes leads harmful for destroying bio diversity.

1.plastics are very useful in day to today life.

2.cost of plastics is too cheap.

3.various implements can be made through plastics.