The most convenient reusable wastes are
Old newspapers
Broken glass
Flyash
Medical instruments
A.
Old newspapers
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The most convenient reusable wastes are
Old newspapers
Broken glass
Flyash
Medical instruments
A.
Old newspapers
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The most rapidly increasing and much harmful waste today is
plastics
pesticides
municipal sewage
electronic waste
A.
plastics
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.
(a) Sludge
(b) Scrubber, Plate type electrostatic precipitator
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)
(a)True
(b) True
(c) False. Electricity is one of the secondary needs of human society.
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Mock Test Series