Water Pollution

An example of a waterborne disease is:

• Cholera

• Giardia

• Typhoid

• All of the above.

A rapid growth of algae could lead to:

• A reduction of oxygen levels in the water.

• Water that can support more life.

• Waters that are devoid of life.

• An increase in oxygen levels.

Examples of marine debris are:F

• Plastic bags

• Coral reefs

• Fishing equipment

• Soda cans

Marine debris can cause animals to:

• Starve

• strangle

• Suffocate

• all of the above.

Tags

NGSS.MS-LS2-4

There is nothing we can do to stop water pollution.

• True

• False

Water pollution occurs when:

• Harmful substances enter a water supply

• Industries dispose of waste safely and correctly.

• Industries cut costs with waste disposal.

• None of the above.

We can prevent water pollution by:

• Reduce the use of plastic.

• Properly dispose of chemicals.

• Clean up after your animals.

• All of the above

What is algal bloom?

• Plants bloom early down stream
• Water becomes cloudy
• Too much of nutrients
• Extremely rapid growth of algea

What is a biologic/species indicator?

• Insect larvae

• Many kinds of trout and mayflies

• organisms that prove the health of the ecosystem

• Variety of organisms that clean the water

Main Producers in ocean are?

• Zooplankton and water
• Small Plankton and Zooplankton
• Coral reefs and Sponges
• Algae and other microscopic organisms