#13-Water Quality Quiz

Too much pollution in a river will increase algae growth and will harm the fish living in the water. Which solution will best improve the quality of the water?

• Add oxygen

• Reduce pollutants

• Remove the algae

• Replace the water

Tags

NGSS.MS-ESS3-3

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Water quality has been declining worldwide. Which strategy will best maintain water quality?

• Catch rainfall in barrels

• Clear land of dead vegetation

• Store water in reservoirs

• Use fewer toxic chemicals

Tags

NGSS.MS-ESS3-4

Look at the image of glaciers in the Rocky Mountains. The glaciers provide fresh water to many communities. Development near the glaciers has resulted in air pollution and water pollution from acid rain. Which strategy will best prevent both types of pollution?

• Neutralize acidity in water

• Reduce burning of fossil fuels

• Reduce farmland

• Shift development to another area

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-5

A community gets most of its water from a lake. How can people best maintain the quality of water from this lake?

• Add chemicals to the water to kill all living organisms in the lake.

• Keep waste from entering the lake so chemicals cannot contaminate the water.

• Cover the lake so rain cannot contaminate the water.

• Remove and filter all water in the lake each week to keep the water clean.

Tags

NGSS.MS-ESS3-3

Look at the image. Trash is harming life in the oceans. Which actions can prevent trash from polluting the ocean? Select three answers.

• Avoid using toxic chemicals that end up in the ocean.

• Conserve water so less wastewater flows into the ocean.

• Hire companies to skim and remove the trash from the ocean.

• Reduce the overall amount of trash produced.

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-5

Organisms that live in water are being threatened by higher acidity in water sources. How do you best monitor water for this problem?

• Determine conductivity of wastewater

• Monitor acid use in industry

• Measure organism death

• Test water bodies for acidity

Tags

NGSS.MS-PS1-2

A technology that some factories use, called smokestack scrubbers, can be installed inside smokestacks to reduce air pollution. The smokestack scrubbers collect most of the harmful particles and gases from the factory's exhaust. Which statement explains how smokestack scrubbers conserve air resources?

• Smokestack scrubbers help increase the release of particles into the atmosphere.

• Smokestack scrubbers help minimize the release of particles into the atmosphere.

• Smokestack scrubbers help increase the amount of harmful gases into the atmosphere.

• Smokestack scrubbers help minimize the amount of water into the atmosphere.

Tags

NGSS.MS-ESS3-3

Will a factory that dumps toxic chemicals into a large river impact food resources in the ocean?

• No, because the pollution stays near the factory.

• No, because the river will destroy the chemicals.

• Yes, because the pollution travels through the air.

• Yes, because the river runs into the ocean.

Tags

NGSS.MS-LS2-4

Look at the image of a dam that holds back water from a river. How does the dam help people manage resources?

• The dam provides recreation for the area.

• The dam stores water for use when needed.

• The dam traps sediments that block water flow.

• The dam widens the river valley.

Tags

NGSS.MS-ESS2-4

Farms use pesticides to kill insects that damage crops. What are the possible consequences of a high use of pesticides over a number of years in one location? Select all correct answers.

• All insects in the area decrease in population.

• Harmful organisms are killed in nearby water sources.

• The pesticides are found in nearby water sources.

• The soil becomes polluted with chemicals.

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5