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WorksheetsAir and water pollution
Total questions: 41
Worksheet time: 20mins
Pollution _________________________.
is harmful materials put into the environment
found in air, water, and land
effects plants, animals, and people
All of the above
Which of the following pictures are the causes of air pollution?
Which of the following can reduce vehicle air pollution?
Walk or cycle
Use of electric cars
Using one single car for one person
It is anything that makes the earth unhealthy...
love
water
pollution
air pollution happens when ...
the water gets dirty
the land gets dirty
the air gets dirty
Which of these things that trees give help to prevent air pollution:
HOW DOES WINDMILLS WORK
IT CONVERTS WIND INTO ELECTRICITY
IT CONVERTS AIR INTO ELECTRCICTY
IT BURNS PETROLA DN DIESEL
IT USES WATER TO MAKE ENERGY
Which of the following is NOT a cause of air pollution?
Smoke from factories
Exhaust from cars and trucks
Forest fires
Difficulty breathing
What cause air pollution ?
Factories produce too much waste water and oil.
Factories produce too much smoke.
What causes acid rain?
High concentrations of sulfuric or nitric acid from pollution
Fertilizer use
Pesticide use
CFCs
Acid rain can damage
Drinking water sources
Aquatic life
Architecture/buildings
All options are correct
The ozone layer is damaged by
CFCs
Increase in greenhouse gases
Increased global temperatures
Sulfuric and nitric acids
TRUE or FALSE: Many people on Earth do not have access to clean water.
TRUE
FALSE
What can happen to fish when there is not enough oxygen in the water?
They can suffocate
They can't float
They can't see
Nothing. Fish don't need oxygen
We can prevent water pollution by:
Reducing the use of plastic
Proper disposal of chemicals
Keeping the use of chemical fertilizers in check
All of the above
There is nothing we can do to stop water pollution.
True
False
Industrial and municipal pollutants can cause:
Hormone disruption
Altered brain function
Super powers
None of the above.
A rapid growth of algae could lead to:
A reduction of oxygen levels in the water
Water that can support more life
An increase in oxygen levels
What percentage of the Earth's fresh water is available to us?
97%
7%
1%
50%
It is important to have clean water to ____________________.
be discharged to the reservoir
drink and cool our body
wash our cars
Which of the following is NOT a source of water pollution?
Discharge of untreated industrial waste
Oil spills
Sewage
Usage of plastic straws
Oil forms a layer on the water surface and prevents _________________ from entering the water.
air
straws
fish
litter
Runoffs from ____________________________ from nearby farms is a source of water pollution.
rain
industrial wastes
sewage
fertilisers and pesticides
The following are sources of water in Singapore EXCEPT
Imported water from Indonesia
NEWater
Local catchment water
Desalinated water
Select the ways how we can reduce the effects of water pollution.
Clean up polluted beaches and rivers.
Throw only metal straws along the rivers.
Provide bins along waterways
Clear rubbish-clogged rivers.
Select the names of common air pollutants.
Oxides of nitrogen
Carbon monoxide
Carbon dioxide
Oxygen
Sulfur dioxide
Why do we need fresh air?
To stay healthy and carry out daily activities
So that our cars can work
If our air is fresh, our water is also fresh
Air pollution can result from ____________________.
people farting
transport
volcanoes
True or False.
Dust particles and gaseous chemicals from industrial wastes can cause air pollution.
True
False
