Air Pollutants
Trending Questions
Name any four gaseous pollutants.
Describe the major air pollutants. How does carbon monoxide pollute our environment ?
Name the compounds of sulphur that cause air pollution. Also state the harmful effects of sulphur compounds.
What is the effect of the following pollutants on living beings (one in each case).
(a) Fluorides
(b) Smoke particles
(c) Lead
(d) Mercury compounds
(e) Smog
(f) Nitrogen oxide
Carbon monoxide, sulfur dioxide and particulates are all examples of
Mixing of ultraviolet light and carbon dioxide in the atmosphere results in the formation of photochemical smog.
True
False
- Pungent odour
- Red-orange colour
- Colourless
- Poisonous
What is a pollutant ?
Pollutants are responsible for pollution.
True
False
- Helps plant growth
- Decreases pH of water bodies
- Increases acidity of the soil
- Inhibit the activities of nitrogen fixing bacteria
- Suffocating odour
- Toxic
- Colourless
- Flammable
i. Carbon monooxide
ii. Sulphur dioxide
iii. Nitrogen oxides [3 marks]
Dry cleaning of clothes gives off toxic fumes.
Fungicides
Dry cleaning
- Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
- Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
- Assertion is correct but Reason is incorrect
- Both Assertion and Reason are incorrect
Which of the following is not an air pollutant?
Hydrogen Sulphide
Fluorides
Oxygen
Sulphur dioxide
- N2O
- NO
- NO2
- N2O3
While researching on various air pollutants, a scholar Ravi came across gas 'X'. He concluded that 'X' is a poisonous gas and has a strong smell of rotten eggs. Which among the following can be the gas 'X'?
Hydrogen sulfide, H2S
Hydrogen chloride, HCl
Carbon monoxide, CO
Sulphur dioxide, SO2
Which among the following are man-made sources of air pollution?
a. Burning of fire wood and dung cakes
b. Forest fires
c. Factories
d. Power plants
e. Volcanoes
f. Vehicles
b, d and e
a, c, and f
a, c, d and f
a, c, b, d and f
Which of the following are sources of air pollution?
A. Vehicles
B. Dams
C. Oil refineries
D. Mining industries
Vehicles and mining industries
Oil refineries and mining industries
Vehicles, oil refineries and mining industries
Dams and oil refineries
Column−IColumn−IIA.SO2P.Laughing gasB.N2OQ.Carbonic acidC.O2R.Acid rainD.H2O+CO2S.Combustion
- A-P, B-R, C-S, D-Q
- A-S, B-P, C-R, D-Q
- A-Q, B-P, C-R, D-S
- A-R, B-P, C-S, D-Q
- Burning of dry leaves
- Bursting crackers
- Vehicles
- Planting trees
- It reacts with O2
- In inhibits glycolysis
- It makes nervous system inactive
- It reacts with haemoglobin
- Qualitative
- Non-biodegradable
- Biodegradable
- All of the given options