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