Q.1
Many people died in London in 1952 as result of air pollution producing
Q.2
Sulphur dioxide present in the industrial chimney exhaust causes
Q.3
Bhopal gas tragedy is associated with leakage of
Q.4
Which of the following is an antidiabatic drug?
Q.5
Tear gas used by the police to disperse the mob contains
Q.6
What happens when a chemical bond is formed ?
Q.7
Which of the following is not a nitrogenous fetiliser?
Q.8
Warming ammonium chloride with sodium hydrochloride in a test tube is an example of
Q.9
The tip of the match-stick contains
Q.10
Removal of carbon particles from air involves the principle of
Q.11
The function of skimming tank in sewage treatment is to remove
Q.12
Ozone depletion in the atmosphere is mainly caused by
Q.13
Heavy metal pollution of water is caused by:
Q.14
High concentration hydrocarbon pollutants in atmospheric air causes
Q.15
Tear gas is :
Q.16
Tetra ethyle lead (TEL) is
Q.17
Which halide is used in making sensitive emulsion on photograhic film?
Q.18
The function of sedimentation tank in sewage treatment is to:
Q.19
Which of the following is also used as a Bio fertilizer?
Q.20
The advantage of detergents over soaps is
Q.21
Which one of the following is used as a sowing agent in the preparation of soft drinks?
Q.22
Coating of solid waste with impervious material is known as
Q.23
Which of the following is a natural dye ?
Q.24
Poison used for killing rats is
Q.25
Physico-chemical characteristics of water in water sources undergo changes due to
Q.26
Acid rain is caused due to emission of which of the following into the atmosphere ?
Q.27
Ozone depletion in the stratosphere is mainly caused by
Q.28
Ozone layer in the upper parts of the atmosphere serves as a protective shield against harmful
Q.29
'Bhopal gas tragedy' 1984 is related to which gas
Q.30
Which one is not a primary greenhouse gases in the Earth's atmosphere?
Q.31
Which of the following is secondary air pollutant ?
Q.32
Sullage water is –
Q.33
Detergents clean surfaces on the principle of
Q.34
Pyrethrin used in mosquito coil is obtained from
Q.35
What is a common name for the substance which irritates lachrymal glands ?
Q.36
Which one of the following group of gases contributes to the 'Green House Effect'?
Q.37
The chemical used in developing photographic films is
Q.38
Which one of the following is used as an anti-freeze for the automobile engines ?
Q.39
Which one of the following organic compounds has fruity smell?
Q.40
Which of the following is not a gaseous air pollutant?
Q.41
Which of the following is ozone depleting pesticide ?
Q.42
When a nutrient like fertilizer is present in large quantities in a water bodies, plants grow and decay in large numbers because of suffocation of pond that does not leave enough oxygen needed to support life. This type of pollution is called
Q.43
The gas liberated in the Bhopal gas tragedy was:
Q.44
The material used in solar cells contains
Q.45
London smog is found in
Q.46
Black lung disease occurs in people working in
Q.47
The least preferred technique in the disposal of Municipal Solid Waste is
Q.48
Which type of radiations are absorbed by the upper layer of the atmosphere?
Q.49
Taj Mahal is greatly affected due to :
Q.50
Normal rainwater is slightly acidic due to the presence of
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