Watersheds Question Preview (ID: 31022)
6.7.
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Which of the following is an abiotic (nonliving) factor?
a) plant
b) fox
c) squirrel
d) air quality
Which of the following is an abiotic factor?
a) oak tree
b) sunlight
c) sunflower
d) grass
Which of these do the three major watershed systems in VA not lead to?
a) Chesapeake Bay
b) North Carolina Sounds
c) Lake Michigan
d) Gulf of Mexico
As water flow in rivers and streams decreases in speed, what happens to the size of sediment it carries?
a) decreases
b) increases
c)
d)
The Chesapeake Bay is a(n)...
a) pond
b) lake
c) river
d) estuary
What mixes fresh water and salt water in the Chesapeake Bay?
a) sediment
b) weathering
c) tides
d) sunlight
Which is not a water quality monitoring parameter?
a) habitat
b) salinity
c) turbidity
d) pH level
T or F Wetlands provide food and shelter for wildlife and fish.
a) True
b) False
c)
d)
A(n) __________________ is made up of the biotic community and the nonliving factors that affect it.
a) river system
b) estuary
c) ecosystem
d) bay
Which word means living?
a) abiotic
b) biotic
c) antibiotic
d) watershed
Wide, flat border areas onto which water spills out at times of high flow are called...
a) sediment soils
b) flood divides
c) flood plains
d) ridgelines
The health of an ecosystem is directly related to water ______________.
a) turbidity
b) tributaries
c) quality
d) geology
What separates watersheds?
a) ridgelines
b) areas of higher elevations
c) divides
d) all of the above
What is the name of the largest estuary in the contiguous United States?
a) Rappahannock River
b) Chesapeake Bay
c) Potomac River
d) York River
Which state is not included as part of the Chesapeake Bay watershed?
a) California
b) Maryland
c) Virginia
d) Pennsylvania
Which is not an example of a wetland?
a) bog
b) swamp
c) marsh
d) river
What forms the transition zone between dry land and bodies of water?
a) tributary
b) wetland
c) watershed
d) estuary
A watershed is ______________ that water flows across or through.
a) a river
b) an area of land
c) a stream
d) a wetland
How many states are part of the Chesapeake Bay watershed?
a) 7
b) 5
c) 2
d) 6
Which water quality indicator involves the amount of dissolved salts in water?
a) turbidity
b) salinity
c) saltinity
d) dissolved oxygen
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