Pollution Questions

Objective Questions

The following are air pollutants except:

A) Carbon dioxide B) Dust C) Oxygen D) Smoke

Correct Answer: C) Oxygen

An air pollutant that damages plants is:

A) Insecticide B) Fertilizer C) Sulphur (IV) oxide D) Sewage

Correct Answer: C) Sulphur (IV) oxide

Use the substances below to answer questions 3 and 4
I. Fertilizer
II. Insecticides
III. Sewage
IV. Crude oil

The atmosphere can be polluted by:

A) I only B) III only C) IV only D) II and V only

Correct Answer: C) IV only

Which of the substances constitute domestic waste?

A) I only B) III only C) IV only D) II and V only

Correct Answer: B) III only

Which of the following is NOT a pollution control measure?

A) Penalizing those who dump refuse on water or land B) Control of emission and of smoke from automobiles and industries C) Ensuring that there is no spillage of oil D) Channeling sewage into streams

Correct Answer: D) Channeling sewage into streams

Which of the following is NOT a pollutant of the air?

A) Dust B) Heat C) Radioactive rays D) Moisture

Correct Answer: B) Heat

Which of the following water pollutants may lead to cholera?

A) Fertilizer B) Pesticides C) Industrial wastes D) Sewage

Correct Answer: D) Sewage

Which of the following is a major cause of water pollution?

A) Excess oxygen in water B) Industrial waste disposal C) Presence of aquatic animals D) Evaporation of water

Correct Answer: B) Industrial waste disposal

Which pollutant is most responsible for the eutrophication of water bodies?

A) Fertilizers containing nitrogen and phosphorus B) Plastic waste C) Heavy metals D) Oil spills

Correct Answer: A) Fertilizers containing nitrogen and phosphorus

Oil spills are particularly harmful to marine life because they

A) Contaminate drinking water B) Reduce oxygen availability in water C) Increase water temperature D) Kill all microorganisms in water

Correct Answer: B) Reduce oxygen availability in water

Which disease can result from drinking contaminated water?

A) Tuberculosis B) Cholera C) Skin cancer D) Asthma

Correct Answer: B) Cholera

Which of the following human activities contributes most to land pollution?

A) Improper disposal of solid waste B) Planting trees C) Use of organic fertilizers D) Recycling plastics

Correct Answer: A) Improper disposal of solid waste

One way to reduce land pollution is to

A) Encourage recycling and waste management B) Dump waste in open fields C) Burn all plastic waste D) Cut down more trees

Correct Answer: A) Encourage recycling and waste management

Which of the following is NOT a source of land pollution?

A) Mining activities B) Rainwater C) Deforestation D) Industrial waste

Correct Answer: B) Rainwater

A common source of noise pollution in urban areas is

A) Traffic and industrial activities B) Wind blowing through trees C) People talking in a park D) Flowing rivers

Correct Answer: A) Traffic and industrial activities

Which of the following is a possible effect of prolonged exposure to noise pollution?

A) Lung disease B) Hearing impairment C) Skin irritation D) Increased water contamination

Correct Answer: B) Hearing impairment

Which of the following is NOT a way to reduce noise pollution?

A) Increasing the use of loudspeakers B) Installing noise barriers on highways C) Using ear protection in noisy environments D) Regulating industrial noise levels

Correct Answer: A) Increasing the use of loudspeakers

Which of the following is the most dangerous air pollutant contributing to global warming?

A) Oxygen B) Carbon dioxide (CO₂) C) Nitrogen D) Helium

Correct Answer: B) Carbon dioxide (CO₂)

Which air pollutant is primarily responsible for acid rain?

A) Sulfur dioxide (SO₂) and nitrogen oxides (NOₓ) B) Methane (CH₄) C) Carbon monoxide (CO) D) Hydrogen sulfide (H₂S)

Correct Answer: A) Sulfur dioxide (SO₂) and nitrogen oxides (NOₓ)

A major health effect of air pollution is

A) Improved lung function B) Respiratory diseases like asthma C) Increased oxygen levels D) Stronger immune system

Correct Answer: B) Respiratory diseases like asthma

Theory Questions

What is pollution? (5mks)
Mention three air pollutants (3mks)
State two effects of water pollution on the aquatic organisms (2mks)

Mention five common land pollutants.

Suggest ways of controlling the pollutants mentioned in 2

what are the effects of the following on man (a) Carbon Monoxide (b) Dust (c) Sewage

Highlight five dangers of water pollution