No student devices needed. Know more
10 questions
What is water quality?
It describes the condition of the water
It is the continuous movement of water on, above, and below the surface of the Earth
It is the property of containing salt
It is the total amount of suspended solids.
What is salinity?
The property of containing salt
The amount of suspended solids
Describes the condition of the water
Describes how acidic or basic water is
What is dissolved oxygen?
The property of containing salt
The amount of suspended solids
The measure of the amount of oxygen that is dissolved
Describes how acidic or basic water is
Where are nitrates and phosphates found?
Fertilizer
Manure
Detergent
All of the above
Why are too many nutrients (like nitrates and phosphates) bad for our waters?
Nutrients decrease the pH of the water, causing it to become increasingly acidic
Nutrients change the salinity of the water
Wetlands filter out runoff that may contain nutrients
Nutrients in the water cause too much algae growth, which decrease the level of oxygen in the water
True or False: A substance with a pH of 9 is considered basic.
True
False
What is pH?
The property of containing salt
The measure of the amount of oxygen that is dissolved in water
The amount of suspended solids in water
The measurement of the acidity or basicity of water
Which glass contains water with high turbidity?
Glass 1
Glass 2
Which glass has the highest salinity?
The left one
The middle one
The right one
A body of water showed a high turbidity level, high levels of nitrates and phosphates, a pH of 7.5, and low dissolved oxygen levels. Would this body of water be considered healthy?
Yes
No
Explore all questions with a free account