Water Pollution & water scarcity

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.

Tags

NGSS.MS-ESS3-3

We can prevent water pollution by:

• Reduce the use of plastic.

• Properly dispose of chemicals.

• Clean up after your animals.

• All of the above

Tags

NGSS.MS-ESS3-3

There is nothing we can do to stop water pollution.

• True

• False

Tags

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

Which of the following is not a natural cause of water pollution?

• Volcanoes

• Animal waste

• Oil spills

• Silt from storms and floods

Tags

NGSS.MS-ESS2-4

What can happen to fish when there is not enough oxygen in the water?

• They can suffocate

• They can't float

• They can't see.

• Nothing. Fish don't need oxygen.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

TRUE or FALSE. Many people on Earth do not have accces to clean water.

• TRUE
• FALSE

Tags

NGSS.MS-ESS3-4

Earth is known as ______ planet.

• Blue

• Green

• Red

• None

Planting of more trees will help in-

• Reducing the ground water level

• Setting up more factories

• Deforestation

• Increasing the rainfall

Tags

NGSS.MS-LS2-3

Factors causing shortage of water are-

• Population

• Deforestation

• Setting up of factories

• All

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-4

Proper and careful utilisation of water, avoiding it's wastage, and maintaining the amount of water in its different sources, is called-

• Rain water harvesting

• Water conservation

• Both

• None