WorksheetsTopic Review: Chem (Materials and Energy Cycles in Ecosystems)
Total questions: 27
Worksheet time: 14mins
Name
Class
Date
1.
In the image of the Carbon Cycle below, what process is represented by #1.
a)
Photosynthesis
b)
Cellular Respiration
2.
Which of the following processes INCREASE the amount of Carbon Dioxide in the air? (Select up to 4 answers.)
a)
Photosynthesis
b)
Cellular Respiration
c)
Combustion
d)
Decompositon
3.
Which list puts the following terms in the order of DECREASING number of organisms within the species?
a)
Healthy Population (Most) - Extinct - Endangered -Threatened (Least)
b)
Healthy Population (Most) - Endangered - Extinct -Threatened (Least)
c)
Healthy Population (Most) - Extinct -Threatened - Endangered (Least)
d)
Healthy Population (Most) - Threatened - Endangered - Extinct (Least)
4.
In this model, what do the arrows represent?
a)
Nonrenewable resource depletion
b)
Ecological succession
c)
The life cycle stages
d)
The flow of energy
5.
Does this food chain best represent a population, community, or ecosystem?
a)
Population
b)
Community
c)
Ecosystem
6.
What supplies the Photosynthetic plankton with energy?
a)
The Cod
b)
The Leopard Seal
c)
The Killer Whale
d)
The Sun
7.
Use this food chain to help you select all the consumers in the list below. (You may select up to 4 answers.)
a)
Photosynthetic Plankton
b)
The Cod
c)
The Leopard Seal
d)
The Killer Whale
8.
Which organism in this food web provides energy, either directly or indirectly, to all the other organisms?
a)
Frogs
b)
Aphids
c)
Slugs
d)
Garden Plants
9.
According to this food web, which TWO organisms competing for the same food?
a)
Centipedes and Ground Beetles
b)
Frogs and Ground Beetles
c)
Aphids and Centipedes
d)
Slugs and Snails
10.
What important type of organisms are missing from this food web?
a)
Producers
b)
Consumers
c)
Herbivores
d)
Decomposers
11.
Using this food web, identify a predator and prey pair.
a)
Predator = Centipedes and Prey = Snails
b)
Predator = Slugs and Prey = Centipedes
c)
Predator = Ground Beetles and Prey = Snails
d)
Predator = Frogs and Prey = Aphids
12.
Using this food web, predict what would happen to the Aphid population if the Centipedes all died.
a)
The Aphid population would most likely increase.
b)
The Aphid population would most likely decrease.
c)
The Aphid population would most likely be unaffected.
13.
What is the correct sequence of these stages?
a)
A - B - C - D
b)
B - A - D - C
c)
D - A - C - B
14.
What term describes the process represented by the pictures?
a)
Biological Feedback
b)
Bilogical Evolution
c)
Ecological Succession
d)
Symbiotic Relationship
15.
Consumers are also known as:
a)
Autotrophs
b)
Heterotrophs
c)
Producers
d)
Plants
16.
Select TWO ABOTIC factors in the ecosystem below.
a)
The Sun
b)
Duck
c)
Fish
d)
Clouds
17.
A hawk eats only consumers. Which term best describes this organism?
a)
Producer
b)
Carnivore
c)
Omnivore
d)
Herbivore
18.
In what part (organelle) of a cell does photosynthesis occur?
a)
Chloroplast
b)
Mitochondria
c)
Brain
d)
Chlorophyll
19.
Review the image below. Is this an example of primary or secondary succession?
a)
Primary
b)
Secondary
20.
In primary succession, what is the special name for a species that colonizes an uninhabited area and starts the process of succession called?
a)
Climax Species
b)
Pioneer Species
c)
Pine Trees
d)
Hardwood Trees
21.
Which level on an energy pyramid has the most energy?
a)
Top Level
b)
Middle Level/s
c)
Bottom (Base) Level
22.
All of the frogs in this area represent a/an:
a)
Population
b)
Community
c)
Ecosystem
d)
Biosphere
23.
In this diagram of the water cycle, letter C represents which process?
a)
Evaporation
b)
Condensation
c)
Transpiration
d)
Precipitation
24.
In this diagram of the water cycle, letter B represents which process?
a)
Evaporation
b)
Condensation
c)
Transpiration
d)
Precipitation
25.
A natural resource that os plentiful and replaced quickly by nature is called a:
a)
Renewable Resource
b)
Nonrenewable Resource
c)
Synthetic Material
26.
Which of the following is considered a nonrenewable energy resource?
a)
Solar Energy
b)
Hydroelectric Energy
c)
Wind Energy
d)
Fossil Fuel Energy
27.
Which type of alternative energy resource is renewable and made by using the heat from inside the Earth?
a)
Nuclear
b)
Solar
c)
Geothermal
d)
Hydroelectric
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