HUMAN IMPACT ON WATER RESOURCES

Ecosystems can be changed by natural events or by human activities. Which of the following is not a natural event?

• Polluted water from factory entering a river

• Drought

• An earthquake

• Forest fire started by lightning

Tags

NGSS.MS-ESS3-4

It is important to clean, conserve, and protect water because________

• water is expensive.

• water is a limited resource.

• water can be frozen.

• water is a living thing.

Tags

NGSS.MS-ESS3-4

NGSS.MS-ESS2-4

Which of the following is not one of the "three Rs" of conservation?

• recycle

• reduce

• refilter

• resuse

What will most likely happen if lake water becomes polluted by humans?

• The pollution will not harm the plants or animals in the water.

• There will be more fish in the lake.

• The lake will turn into sea

• Animals in the lake will die.

Tags

NGSS.MS-LS2-4

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Which of the following is one-way humans pollute the hydrosphere?

• Farming and causing soil runoff

• Going on a paddle boat

• Cleaning up an oil spill

• none of these

Tags

NGSS.MS-ESS3-4

Acid rain results when gases such as _________ and_________ are released into the atmosphere.

• sulfur dioxide and nitrogen oxide.

• hydrogen and ammonia

• oxygen and carbon dioxide

• nitrogen and ammonia

Tags

NGSS.MS-PS1-2

________________ means to use fewer resources.

• reduce

• recycle

• reuse

• repair

When we drive, gases and bits of dust go into the atmosphere and react with water, oxygen and other chemicals to form ___________________.

• acids

• coal

• oil

• none of these

Tags

NGSS.MS-PS1-2

_______________is the process of using resources wisely.

• Sedimentation

• Conservation

• Burning

• none of these

Green water is a/an evidence of ____________which are harmful.

• water lily

• algal blooms

• frogs and toads

• grass

Tags

NGSS.MS-LS2-4