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