Creek Study
Lakes
Ponds
Rivers
Living vs Nonliving
100
What do we use a transparency(turbidity) tube to determine?
How clear the water is.
100
What is the definition of a lake?
A body of water surrounded by land
100
Sunlight reaches what part of a pond?
Bottom
100
What is the definition of a river?
Large body of moving fresh water.
100
Name two nonliving factors in the shallow-water zone in a lake
Water, Sunlight, soil, rocks
200
Which freshwater group best describes Mills Creek?
Flowing-water
200
Out of all of Earth's water, Lakes make up ___ %
What is 1%
200
What is the definition of a pond?
Small shallow body of water.
200
Rivers usually flow into....
Other rivers and oceans
200
Phytoplankton are food for what type of plankton?
What are zooplankton
300
Phosphorous in the water can lead to growth of ______
Algae
300
The three layers of a lake are
Shallow-water, Open-water, and Deep-water
300
What is the definition of a vernal pool?
Temporary body of water that forms during rainy season/snow melts
300
The beginning of a river it's called the _________
Source.
300
Name three living factors in a pond.
Floating plants, rooted plants, fish, crayfish, birds, frogs, snails, insects, etc.
400
What is the correct way to bottle a water sample?
Fill and cap the bottle while it is under water.
400
Why are there so few lifeforms in the deep-water zone?
Less oxygen, dark
400
What types of plants does a pond have?
Floating and rooted
400
The water moves ____________ near it's source.
Faster
400
How are lake and river organisms different?
River organisms must be stronger. To swim with current or hold on.
500
Describe the proper method of checking the temperature of the creek.
Hold the thermometer 10 cm under water for 3 minutes, check it without taking it out. Hold it for 1 more minute. If the temp is the same you are done.
500
What is the largest lake in the world?
Lake Superior
500
The world deepest lake is Lake Baikal. It is located in what country?
Russia
500
The longest river in the world is...
The Nile River
500
Name a two living factors in a Vernal Pool
Salamanders, frogs, insects.
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