Question

list any two common methods by which solid wastes of urban areas are disposed off.

Answer 1

(1)Incineration-solid waste converted into ashes by using incinerators.organic matter in waste is removed as carbondioxide and water vapour.
(2)Landfill- Disposal of waste by putting it in low lying areas of ground and covring it with earth

Answer 2

Answer:

Explanation:

The two methods by which solid wastes of urban areas are disposed off.

1. Landfill: It is the oldest form of waste treatment and disposal technique. In this method the waste material is dumped below the earth crust. The biological waste get degraded and decomposed without causing air pollution.

2. Incineration: It is the waste treatment process in which the organic substances present in waste is heated at high temperature and converted into ash, heat and flue gas.