Water resources, problems and solution

How can the contamination of water be considered pollution?

• if it is harmful to humans and plants

• if it is harmful to humans, plants, and animals

• if pollutants are being put into the air by evaporation

• if pollutants are being consumed by human beings

What is water scarcity?

• when the water gets too scared to come down from the clouds

• when water is really easy to find

• when water is abundant in an area so people have enough clean water to drink

• when water is limited in an area so people do not have enough clean water to drink

_____________ is the introduction of chemical, physical, or biological agents into water that degrade water quality and adversely affect the organisms that depend on the water.

• water pollution

• watershed

• desalination

• potable

Why does chemical waste need to be disposed of carefully?

• It encourages excessive plant growth

• It contains heavy metals which build up in the tissues of living organisms.

• It depletes the oxygen levels in the water

• It is not biodegradable

What are the main sources of water pollution?

• Agriculture, Industry, and Community

• Plastic, Paper, and Metal

• Snails in water

Sunlight may be blocked by which of the following in a pond?

• Algal Bloom

• bacteria

• Fish

• Plants

Fresh water that is located underground comes from a/an...

• aquifer

• Tanks

• River

• Ocean

We can prevent water pollution by:

• Clean up after your animals.

• Reduce the use of plastic.

• Properly dispose of chemicals.

• All of the above.

Sewage is ____________ waste.

• Liquid

• Solid

• gaseous

• Sand

Which of the following can be considered to be the primary source of pathogens in the water bodies?

• Domestic Sewage

• Industrial wastage

• Petroleum

• All of the above