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Contaminants and their sources
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Cards (14)
What type of water pollution occurs when chemicals are introduced into the water supply?
Chemical pollution
What form of water pollution results in a decrease in oxygen levels in the water?
Oxygen depletion
pollution
Match the contaminant with its source:
Heavy metals
↔️
Industrial waste
Pesticides
↔️ Agricultural use
Oil and petroleum products ↔️ Oil spills
Microplastics
↔️ Plastic waste
What is a major source of surface water contamination?
Runoff
What are the two main types of sources that cause soil contamination?
Natural and
anthropogenic
Match the source type with its definition or example:
Natural
↔️ Substances present in soil due to natural
geological
processes
Anthropogenic
↔️ Substances introduced by human activities
What are some potential health risks for organisms consuming contaminated plants?
Health
risks
from
contaminants
Match the effect type with its mechanism:
Biological
↔️ Disrupts root growth
Physical
↔️ Damages soil structure
Chemical
↔️ Alters pH
What is an example of a natural source of soil contamination?
Volcanic eruptions
What is a source of microplastics in soil?
Plastic waste disposal
What effect do soil contaminants have on soil structure?
Reduces
water infiltration
What are the main types of water pollution identified in the study material?
Seven
How does groundwater become contaminated?
Soil seepage
What is suspended matter pollution caused by?
Sediment
and
erosion
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