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WorksheetsWater Pollution
Total questions: 10
Worksheet time: 6mins
Name
Class
Date
1.
What is a point-source pollution?
a)
Oil spilling from supertanker
b)
Drainpipe spilling waste into river
c)
Toxic Chemicals
d)
Single sites of waste
2.
Stewardship??
a)
Protect the earths Resources
b)
Such as an organization or property.
c)
the job of supervising or taking care of something,
3.
What is a Non-Point source Pollution?
a)
Soil from farms
b)
Acid rain
c)
Damaged Sewer Pipe or system
d)
Salts from irrigation of farm fields
4.
What is algal bloom?
a)
Plants bloom early down stream
b)
Water becomes cloudy
c)
Too much of nutrients
d)
Extremely rapid growth of algea
5.
What is a biologic indicators?
a)
Insect larvae
b)
Many kinds of trout and mayflies
c)
Monitor the health of the ecosystem
d)
Variety of organisms clean the water
6.
Under what conditions are large numbers of fish in a lake most likely to die?
a)
Right after a storm with heavy rainfall
b)
When turbidity is low and Temperature are in average range
c)
High pH
d)
When waters dissolved oxygen is high and temperatures are lower than averge
7.
What is Pollution?
a)
Increase in Earths temperatures
b)
Sudden growth in algae in a pond
c)
Decrease in oxygen in water
d)
Harmful substance in environment
8.
A body of water that has high turbidity??
a)
Cloudy
b)
Clear
c)
Acidic
d)
Basic
9.
Main Producers in ocean are?
a)
Zooplankton and water
b)
Small Plankton and Zooplankton
c)
Coral reefs and Sponges
d)
Algae and other microscopic organisms
10.
Which of the following water is pH levels is best for Marine Organism?
a)
1.0
b)
3.5
c)
8.0
d)
11.5
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