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WorksheetsDissolved Oxygen and Temperature
Total questions: 21
Worksheet time: 2hrs 45mins
Name
Class
Date
1.
Select the temperature in °F
a)
90°F
b)
102°F
c)
40°F
d)
30°F
2.
Select the temperature in °C
a)
5°C
b)
12°C
c)
22°C
d)
35°C
3.
Select the temperature in °C
a)
-4°C
b)
-6°C
c)
25°C
d)
0°C
4.
Select the temperature in °C
a)
20°F
b)
20°C
c)
70°C
d)
10°C
5.
Look at the activity. Select the temperature it would most likely be in °C
a)
10°C
b)
30°C
c)
60°C
d)
100°C
6.
Look at the thermometer. Select the activities that you can do at this temperature in °C
a)
Beach and swimming
b)
Tanktop weather
c)
Ice skate and play in snow
d)
Beach and flying a kite
7.
Boiling Point is...
a)
212 degrees Fahrenheit
b)
100 degrees Celsius
c)
Both
d)
None of these
8.
Look at the thermometer. Select the activities that you can do at this temperature in °C.
a)
Beach and swimming
b)
Ski and ice skate
c)
Ice skate and play in snow
d)
Wear a large wool jacket
9.
Freezing point is...
a)
32 degrees Fahrenheit
b)
0 degrees celsius
c)
both
d)
none of these
10.
What is closest to room temperature in Celsius?
a)
59
b)
20
c)
68
d)
32
11.
The higher the temperature, the more dissolved oxygen in water.
a)
True
b)
False
12.
How do we measure temperature?
a)
In Degrees
b)
In Inches
c)
In Centimeters
d)
In Pounds
13.
How do we measure Dissolved Oxygen (D.O.)?
a)
ppg
b)
pmp
c)
mpp
d)
ppm
14.
What does ppm stand for?
a)
particles potential measurement
b)
post traumatic per million
c)
parts per million
d)
parts per mile
15.
How does an algae bloom start?
a)
it gets a green light
b)
extra nutrients in the water
c)
extra DO in the water
d)
fish create it
16.
How does photosynthesis by aquatic plants impact dissolved oxygen levels in the water?
a)
the plants bring in dissolved oxygen with photosynthesis and reduce DO levels
b)
the plants give off dissolved oxygen with photosynthesis and increase DO levels
c)
the plants photosynthesis does not affect DO levels
d)
photosynthesis increases the temperatures with decrease DO levels
17.
How can DO (dissolved oxygen) levels be increased? Make sure all parts of your answer choice are correct.
a)
wind, cold water, plants doing photosynthesis
b)
cold water, respiration, food
c)
humans pumping chemicals, extra nutrients, plants
d)
warm water, fish, people
18.
How can DO (dissolved oxygen) levels decrease? Make sure all parts of your answer choice are correct.
a)
warm water, aquatic animals respiring, bacteria using DO to decompose (break down) dead organisms
b)
cold water, water plants photosynthesizing, fish respiring
c)
cold temperatures, fish dying, plants photosynthesizing
d)
fish dying, bacteria breaking down dead organisms, waves, wind
19.
How can oxygen be removed from the water?
a)
Aquatic animals breathing during the day and night
b)
Bacteria decomposing dead plants and animals and using dissolved oxygen to do this
c)
When temperature increases
d)
All of the above
20.
How do we test dissolved oxygen?
a)
blue comparator, snap cup, and ampoule
b)
pink comparator, snap cup, and ampoule
c)
green comparator, snap cup, and ampoule
d)
none of these
21.
What is a good range of DO for Lake Lipsey?
a)
0-6 ppm
b)
1-4 ppm
c)
4-6 ppm
d)
6-10 ppm
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