Water Quality Question Preview (ID: 43673)
Water Quality.
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How might fertilizer runoff from a soybean field affect the quality of water in the farm pond?
a) It increases the pH level.
b) It decreases the overall water temperature.
c) It promotes algae growth, which lowers the oxygen level in the pond.
d) It decreases the turbidity, which lowers the amount of particles in the pond.
Which factors can have the greatest effect on the health of a river system?
a) type of soil and salinity
b) human consumption and pH
c) nitrate levels and turbidity
d) natural disasters and tidal changes
This is not a way of getting nitrates in surface water
a) runoff contaminated with fertilizers
b) animals swimming in it
c) septic tank sewage
d)
If water has an acidic pH that means it is probably
a) polluted
b) healthy
c) it means nothing
d) IDK
A measure of how acidic or basic water is
a) temperature
b) turbidity
c) bio-indicators
d) pH
If the pH is 7 it is considered to be
a) neutral
b) basic
c) acidic
d) .
What happens to the temperature of water with high turbidity
a) it remains the same
b) it decreases
c) in increases because it absorbs heat
d) it increases because heat is reflected
How do nitrates and phosphates enter into a body of water?
a) rain
b) people swimming
c) animals
d) run off containing fertilizers
What do too much or excess nitrates and phosphates cause to happen in a body of water?
a) makes it healthier
b) makes it clearer
c) algal blooms
d) no algae
What is the max temperature water can be for it to be healthy?
a) 25 degrees Celsius
b) 35 degrees celsius
c) 38 degrees celsius
d) 40 degrees celsius
As temperature increases, dissolved oxygen
a) increase
b) decreases
c) remains the same
d) I don't know
living organisms that are used to assess the health of a body of water: they are sensitive to pollution.
a) bio-indicators
b) phoshates
c) nitrates
d) algal blooms
How does water with high turbidity impact fish
a) it doesn't
b) the sediments in the water clog their gills
c) it makes them swim better
d) it makes them change colors
What most directly affects the amount of dissolved oxygen in a body of water?
a) temperature
b) pH
c) turbidity
d) salinity
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