Water Pollution

Water pollution includes

• organisms in water that cause disease

• water that is too cold

• high amounts of dissolved oxygen

• all of these options

Which of the following might count as water pollution?

• water that doesn't have enough phosphate

• water that doesn't have enough nitrate

• water that is too hot

• water that has too much dissolved oxygen

Which is a category of water pollution?

• dihydrogen monoxide

• sediment

• medical

• food

Too much phosphate in water is what category of water pollution?

• inorganic

• organic

• heat

• nutrient

What is true about eutrophication in lakes and other bodies of water?

• it is always natural

• it is always artificial

• it can cause too much algae to grow

• none of these are true

Lead in water is what kind of water pollution category?

• organic

• nutrient

• disease-causing organisms

• inorganic

Phosphate can get into water because of what substances causing water pollution?

• sewage

• cleaning products

• fertilizer

• all of these options

Why do algae blooms happen?

• there are too many nutrients in the water

• there is not enough turbidity in the water

• there are too many fish in the water

• all of these options

What can be toxic?

• coffee

• water

• juice

• all of these options

What is true about water pollution?

• all water is polluted

• nutrients are not pollutants

• there is a way to make water 100% pure

• all of these are true