Year 6 - Air Pollution

Harmful materials in the environment is called as ____ .

• Pollution
• Erosion
• Evaporation
• Condensation

What causes rain to be more acidic?

• Increase in temperature
• Increase in humidity
• Increase in atmospheric pressure
• Increase in pollutants in the atmosphere

The following are examples of impact due to air pollution except __ .

• Respiratory diseases
• Global warming
• A better health

• Ozone layer depletion

The increase amount of gases in the atmosphere can lead to too much heat being trapped in the Earth.

• True

• False

Tags

science

air pollution

Which of the following greenhouse gas is produced by combustion of fuels, deforestation, respiration or volcanic eruption.

• Sulfur dioxide

• Nitrogen oxide

• Water vapour

• Carbon dioxide

Methane is produced from ...

• from combustion of fuels in power plants or vehicles.

• from combustion engines of vehicles, agriculture or through the nitrogen cycle.

• by intensive cattle farming, landfill waste, volcanoes, wetlands and other animals.

• from power stations or evaporation of oceans, seas, rivers and lakes.

The following are an example of idling vehicle except ...

• the air-condition is running under a hot sun.

• waiting in drive-through station.

• during traffic jam.

• when the engine is off.

The following are the sources of air pollution except ...

• household energy

• agricultural practices

• tree planting

• waste management

What is the meaning of eutrophication?

• The process of providing extra nutrients to plants
• The process of enriching water bodies with nutrients leading to excessive growth of algae and other aquatic plants
• The process of removing nutrients from soil
• The process of purifying water

Why do you think it is important to learn about air pollution?

• Because it helps in understanding the causes and effects of air pollution
• Because it helps in understanding the history of air pollution
• Because it helps in understanding the geography of air pollution
• Because it helps in understanding the biology of air pollution