Waste Generation and Management

Sponsor Area

Question
ICSEENIBI9010648

The most convenient reusable wastes are

  • Old newspapers

  • Broken glass

  • Flyash

  • Medical instruments

Solution

A.

Old newspapers

Sponsor Area

Question
ICSEENIBI9010649

The most rapidly increasing and much harmful waste today is

  • plastics

  • pesticides

  • municipal sewage

  • electronic waste

Solution

A.

plastics

Question
ICSEENIBI9010650

Name the following :
(a) The solid precipitated material produced during secondary treatment of the effluent carried out in the effluent treatment plants.
(b) The two types of devices commonly used for removing the particulate air pollutants.

Solution

(a) Sludge

(b) Scrubber, Plate type electrostatic precipitator

Question
ICSEENIBI9010651

Mention whether the following statements are true (T) or False (F).

(a) Some of the electronic wastes may contain valuable metals such as copper. (T/F)

 (b) Flyash is the gaseous waste of cement industry. (T/F)

(c) Electricity is one of the primary needs of human society. (T/F)

Solution

(a)True

(b) True

(c) False. Electricity is one of the secondary needs of human society.