KSB 3 (Water) Flashcard Review

Front

What are physical contaminants primarily known to affect in water?

Back

The appearance or other physical properties of water

Front

Which of the following is a common source of sediment contamination in water? Industrial waste, Soil erosion, Oil spills, Plastic waste

Back

Soil erosion

Front

Which of the following is NOT a way that physical contaminants can enter water bodies? Erosion, Industrial waste dumping, Runoff from farmland, Evaporation

Back

Evaporation

Front

What is a common effect of physical contamination on aquatic wildlife?

Back

Clogged gills in fish

Front

Which of the following is an example of a chemical contaminant? Sediment, Mercury, Bacteria, Parasites

Back

Mercury

Front

Which metal is considered a major threat to human health when found as a chemical contaminant in water? Options: Iron, Copper, Lead, Aluminum

Back

Lead

Front

What is a common source of biological contaminants in water? Options: Industrial waste, Human and animal feces, Plastic waste, Oil spills

Back

Human and animal feces

Front

Which of the following is a type of biological contaminant? Sediment, Pesticides, Bacteria, Metals

Back

Bacteria

Front

What is a common effect of biological contamination on human health?

Back

Illness and diseases

Front

Which of the following is a beneficial role of bacteria in water? Causing diseases, Decomposing waste, Increasing water temperature, Reducing oxygen levels

Back

Decomposing waste