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Which contains the most dissolved oxygen?
By decomposition of organic matter by bacteria.
remained about the same
Fish will begin to die
Turbidity
3%
Cold, running water
Sewage and fertilizers
habitat
Which below is not a way that dissolved oxygen can get into a water system.
By decomposition of organic matter by bacteria.
remained about the same
Fish will begin to die
Turbidity
3%
Cold, running water
Sewage and fertilizers
habitat
What is the most likely source of phosphates and nitrates?
By decomposition of organic matter by bacteria.
remained about the same
Fish will begin to die
Turbidity
3%
Cold, running water
Sewage and fertilizers
habitat
What can happen if the dissolved oxygen level drop below normal levels?
By decomposition of organic matter by bacteria.
remained about the same
Fish will begin to die
Turbidity
3%
Cold, running water
Sewage and fertilizers
habitat
Over the last million years, what has happened to the total amount of water on earth?
By decomposition of organic matter by bacteria.
remained about the same
Fish will begin to die
Turbidity
3%
Cold, running water
Sewage and fertilizers
habitat
What is the measure of the amount of suspended material found in a water system?
By decomposition of organic matter by bacteria.
remained about the same
Fish will begin to die
Turbidity
3%
Cold, running water
Sewage and fertilizers
habitat
What percent of the water on Earth is freshwater?
By decomposition of organic matter by bacteria.
remained about the same
Fish will begin to die
Turbidity
3%
Cold, running water
Sewage and fertilizers
habitat
The place where an organism lives and that provides the things it needs to survive is its
By decomposition of organic matter by bacteria.
remained about the same
Fish will begin to die
Turbidity
3%
Cold, running water
Sewage and fertilizers
habitat
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