WorksheetsWater Pollution & Waste Management Assessment
Total questions: 20
Worksheet time: 23mins
What is the definition of water pollution?
Excessive use of water resources
Contamination of water with unwanted and harmful substances
Addition of nutrients to the soil
Removal of impurities from water
What are the most serious water pollutants called?
Organic wastes
Nutrients
Pathogens
Chemical wastes
Which of the following is a major cause of Eutrophication in water bodies?
Oil spills
Industrial waste
Fertilizers rich in nitrates and phosphates
Radioactive waste
What is a common effect of chemical waste in water bodies?
Boosts fish population
Increases oxygen levels
Kills aquatic plants and animals
Promotes the growth of beneficial bacteria
Which of the following plants is considered an alien species that harms indigenous water plants?
Seaweed
Water lily
Hyacinth
Lotus
Pathogens in water are disease-causing agents that mainly come from domestic sewage and animal excreta.
True
False
Chemical waste is only harmful to aquatic life, not humans.
True
False
Eutrophication is beneficial because it increases the amount of oxygen in the water.
True
False
Plastic waste can cause blockage in waterways and drainage systems.
True
False
Burning waste can be a method of energy recovery.
True
False
List two causes of water pollution.
What are two benefits of recycling waste?
Describe one effect of poor waste disposal on the environment.
What is a preventive measure to stop water pollution caused by chemical fertilizers?
Name one radioactive waste source that contributes to water pollution.
The rapid growth of algae in water bodies due to excessive nutrients is known as (a) .
The most common water pollutant in domestic sewage is (a) .
(a) involves reprocessing materials that are considered wastes into useful products.
Improper disposal of wastes can lead to the spread of ___________ and blockages in ___________.
disease
drainage systems
(a) waste can cause serious health problems such as cancer if it enters water sources.
