Share Watersheds
Save to Folder
The land that water flows across or through on its way to a body of water is called
Watershed
What term describes the action of smaller streams and rivers feeding into larger rivers of a watershed?
Tributaries
The widening channel of a river where it meets the sea, mixing fresh water and salt water
Estuary
The largest estuary in the contiguous 48 states is the
Chesapeake Bay
Why is it important to keep pollution out of the nearest stream or river?
The pollution found in the local stream or river eventually flows into the ocean.
What is an important source of pollution in the Chesapeake Bay?
Using too much fertilizer
Virginia’s water generally empties into what?
The Atlantic ocean
Which of the following produces the greatest water pollution? answer choices: Agriculture, Fishing Industry, Water sports, Aquatic organisms
Agriculture
Large blooms of algae on the surface of a lake keep which abiotic factor from reaching the bottom?
light
How do toxic heavy metals move from soil to lakes and streams?
runoff
Which is an abiotic factor that most limits the number of frogs living in a pond? Answer choices: the color of the water, the number of predators, the temperature of the water, the populations of producers
the temperature of the water
Which of these is NOT an example of a freshwater wetland? answer choices bogs swamps freshwater marshes mangrove forests
Which of these is NOT an example of a freshwater wetland? Answer choices: bogs, swamps, freshwater marshes, mangrove forests
mangrove forests
The mixture of fresh and salt water is called -
brackish water
What is meant by "potable water"?
Water that is clean enough to drink
What do you call the condition of water when the oxygen levels reach such an extreme low that aquatic animals are forced to either flee or die?
Hypoxic
