Pollution of air and water Worksheet-4
Multiple-Choice Question:
(A) Organophosphates (B) Carbamates
(C) Thiocarbmates (D) Chlorinated hydrocarbons
(A) DDT/aldrin (B) Malathion
(C) Tetraethyl pyrophosphate (D) Thiocarbnamate
(A) Effluent (B) Biodegradable
(C) Non-biodegradable (D) Air pollutant
(A) Increasing concentration of atmospheric oxygen
(B) Decreasing amount of atmospheric oxygen
(C) Increasing amount of atmospheric carbon dioxide
(D) Decreasing amount of atmospheric carbon dioxide
(A) Absorbers of long-wave radiations from earth
(B) Transparent to both solar radiations and long-wave radiations from earth
(C) Absorbers of solar radiations for warming the atmosphere of earth
(D) Transparent to emissions from earth from passage into outer space
(A) Ozone layer (B) Nitrogen
(C) Oxygen (D) Carbon dioxide
(A) rise in level of oceans (B) Decrease in glaciers
(C) Reduction in ice caps (D) All
(A) Detergents (B) Fertilisers (C) Sewage (D) All
(A) Respiratory diseases (B) Bone deformities
(C) Skin disease (D) All
(A) Photochemical smog (B) Carbon monoxide
(C) Acid Rain (D) Methane
Answer key:
(D)
(A)
(B)
(D)
(A)
(A)
(D)
(D)
(D)
(C)