SEPUP LWHI Act 2, 3, 4

What is NOT an indicators of water quality?

• dissolved oxygen

• dissolved solids

• human population

• turbidity

Which of the following is the universal solvent?

• ethanol

• mineral oil

• hydrogen peroxide

• water

If you gather a water sample from the Fox river and there are 0 MSC pollution intolerant organisms, what would be the quality of the water?

• poor

• moderate

• high

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

According to the graph, what is the pattern or trend of dissolved oxygen in the Boomtown river from 25 years ago?

• it has increased

• it has decreased

• it has not changed

• there is no pattern

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

According to the graph, what is the pattern or trend of dissolved solids in the Boomtown river from 25 years ago?

• it has increased

• it has decreased

• it has not changed

• there is no pattern

According to the graph, what is the pattern or trend of turbidity in the Boomtown river from 25 years ago?

• it has increased

• it has decreased

• it has not changed

• there is no pattern

Tags

NGSS.MS-LS2-3

According to the graph, what is the pattern or trend of human population in the Boomtown from 25 years ago?

• it has increased

• it has decreased

• it has not changed

• there is no pattern

Tags

NGSS.MS-ESS3-4

What does a high population of MSC pollution intolerant macroinvertebrates indicate about water quality?

• poor

• moderate

• high

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Using the picture, if the calculated population of MSC pollution intolerant organisms from a sample is 30%, what is the water quality?

• poor

• moderate

• high

Tags

NGSS.MS-LS2-4

If there are 3 MSC pollution intolerant organisms and 7 non-MSC pollution tolerant organisms, what is the percentage of MSC pollution intolerant organisms?

• 70%

• 30%

• 10%

• 43%