Aquatic Pollution

water pollution includes

• organisms in water that cause disease

• water that is too cold

• high amounts of dissolved oxygen

• all of these options

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4

which of the following might count as water pollution?

• water that is too hot

• water that has too much dissolved oxygen

• water that doesn't have enough phosphate

• water that doesn't have enough nitrate

which is a category of water pollution?

• sediment

• medical

• food

• dihydrogen monoxide

too much phosphate in water is what category of water pollution?

• organic

• inorganic

• nutrient

• heat

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Which of the following describe the relationship between D.O. and B.O.D.?

• When D.O. decreases, the B.O.D. decreases

• When D.O. decreases, the B.O.D. increases

• When B.O.D. decreases, the D.O. decreases

• When B.O.D. increases, the D.O. decreases

Tags

NGSS.HS-LS2-3

The BOD test is designed to directly measure

• how much light can pass to the bottom of the stream

• how rapidly the water is moving

• the amounts of nitrites in the water

• the rate at which oxygen is being consumed

what is true about eutrophication in lakes and other bodies of water?

• it is always natural

• it is always artificial

• it can cause too much algae to grow

• none of these are true

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Lead in water is what kind of water pollution category?

• organic

• inorganic

• nutrient

• disease-causing organisms

phosphate can get into water because of what substances causing water pollution?

• cleaning products

• fertilizer

• sewage

• all of these options

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-5

what is true about water pollution?

• all water is polluted

• there is a way to make water 100% pure

• nutrients are not pollutants

• all of these are true