Water Pollution

Sediment, trash, and thermal pollution

​

​Physical

• ​heat

Chemical Pollution ​

​Pollution that results when harmful chemimcals are added to water supplies

• inorganic

  • any element such as phosphates and nitrates

• organic

  • carbon-based pollutants

​

​Chemical

​Biological Pollution

​Pollution that results when harmful alive or dead organism are added to water supplies

• Any organisms that are parasitic in nature

  • cryptosporidiosis

  • giardia​

​Biological

​Eutrophication

A decrease of oxygen in the water resulting from an overgrowth of algae because of increased nutrients

Multiple Choice

Why do algae blooms happen?

• there are too many nutrients in the water

• there are too many fish in the water

• there is not enough turbidity in the water

• all of these options

Multiple Choice

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

​Point Source Pollution

​Pollution that comes from a specific site

​Nonpoint Source pollution

​Pollution that comes from many sites rather than a single site

Multiple Choice

Pollution that comes from MANY different places and is hard to identify its source.

• Point

• Non-Point

Multiple Choice

Pollution that comes from a single source

• Point

• Non-Point

Multiple Choice

A ship carrying gasoline runs into shore and spills large amount of gasoline.

• Point

• Non-Point

Multiple Choice

Containers at a food processing plant leaking fat and animal juices

• Point

• Non-Point

Multiple Choice

A farmer stores containers of pesticides in the barn and the containers leak

• Point

• Non-Point

Multiple Choice

Disposing of paint and other household hazardous materials down the drain

• Point

• Non-Point

Multiple Choice

Acid Rain

• Point

• Non-Point

Multiple Choice

Car leak oil onto driveways and it washes away

• Point

• Non-Point

This process is called eutrophication.

Multiple Choice

Snow melts in parking lots and carries oils into nearby waterways

• Point

• Non-Point

Multiple Choice

Chemicals released from an Industrial Plant directly into a river

• Point

• Non-Point

Multiple Choice

Washing your car in your driveway

• Point

• Non-Point

Multiple Choice

What is not a method of rainwater harvesting?

• rain barrel

• cistern

• water treatment plant

• reservoir