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Which below is NOT a function of wetlands and estuaries?
mop
It must contain a mixture of fresh and salt water.
Produce bacteria
They filter the water coming into the stream when it rains.
The rivers that fill most lakes do not contain any salt.
Because the warmer water on the bottom is less dense than the colder water at the surface.
Wasteland
brackish
During the winter, the warmer water on the bottom of a lake is replaced by the colder water on the surface. This is called lake turnover. Why does this occur?
mop
It must contain a mixture of fresh and salt water.
Produce bacteria
They filter the water coming into the stream when it rains.
The rivers that fill most lakes do not contain any salt.
Because the warmer water on the bottom is less dense than the colder water at the surface.
Wasteland
brackish
Many cities require a buffer zone around streams. Property owners are prohibited from cutting the grass, removing trees or paving the ground within the buffer zone. What is the most likely purpose of buffer zones?
mop
It must contain a mixture of fresh and salt water.
Produce bacteria
They filter the water coming into the stream when it rains.
The rivers that fill most lakes do not contain any salt.
Because the warmer water on the bottom is less dense than the colder water at the surface.
Wasteland
brackish
What must be occur for a body of water to be called an estuary?
mop
It must contain a mixture of fresh and salt water.
Produce bacteria
They filter the water coming into the stream when it rains.
The rivers that fill most lakes do not contain any salt.
Because the warmer water on the bottom is less dense than the colder water at the surface.
Wasteland
brackish
What term is given to a mixture of fresh and salt water?
mop
It must contain a mixture of fresh and salt water.
Produce bacteria
They filter the water coming into the stream when it rains.
The rivers that fill most lakes do not contain any salt.
Because the warmer water on the bottom is less dense than the colder water at the surface.
Wasteland
brackish
Which household items perform the most similar to an estuary?
mop
It must contain a mixture of fresh and salt water.
Produce bacteria
They filter the water coming into the stream when it rains.
The rivers that fill most lakes do not contain any salt.
Because the warmer water on the bottom is less dense than the colder water at the surface.
Wasteland
brackish
Why are most lakes freshwater?
mop
It must contain a mixture of fresh and salt water.
Produce bacteria
They filter the water coming into the stream when it rains.
The rivers that fill most lakes do not contain any salt.
Because the warmer water on the bottom is less dense than the colder water at the surface.
Wasteland
brackish
Which of the following not a type of wetland.
mop
It must contain a mixture of fresh and salt water.
Produce bacteria
They filter the water coming into the stream when it rains.
The rivers that fill most lakes do not contain any salt.
Because the warmer water on the bottom is less dense than the colder water at the surface.
Wasteland
brackish
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