WorksheetsEU 3_Water Pollution Quiz
Total questions: 15
Worksheet time: 19mins
What is water pollution?
The contamination of air with harmful substances
The contamination of water with unwanted and harmful substances
The excessive use of chemical fertilizers
The increase in algae in oceans
What is a primary source of pathogens in water?
Oil spills
Industrial waste
Domestic sewage and animal excreta
Plastic waste
What effect does nutrient-rich wastewater have on water bodies?
Causes excessive growth of algae
Makes the water clean and safe
Kills all fish in the water body immediately
Causes the water to evaporate
Which of these is a dangerous metal found in chemical waste?
Iron
Calcium
Lead
Sodium
What is eutrophication?
The sudden increase in water temperature
The growth of water plants that reduces oxygen and light in water
The process of removing pollutants from water
The addition of fresh water into lakes and ponds
All water pollution starts directly in the water itself.
True
False
Oil spills from tankers are a source of water pollution.
True
False
Organic wastes such as leaves and grass are not biodegradable and never break down.
True
False
Excessive fertilizers in water bodies promote the growth of tiny green plants called algae.
True
False
Radioactive wastes only come from oil refineries.
True
False
Name two harmful metals that may be found in chemical waste.
What are ‘alien plants’ in water, and how do they affect native plants?
List two dangers of polluted water on human health.
How can individuals help prevent water pollution? Mention at least two ways.
Explain one impact of eutrophication on marine life.
