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WorksheetsEnergy Flow and Ecosystems
Total questions: 16
Worksheet time: 8mins
Name
Class
Date
1.
Which of the following organisms are typical decomposers?
a)
grasses and ferns
b)
mushrooms and bacteria
c)
mice and deer
d)
lions and snakes
2.
A diagram that shows how much energy is available at each feeding level in an ecosystem is a(n)
a)
food chain
b)
food web
c)
water cycle
d)
energy pyramid
3.
When drops of water in a cloud become heavy enough, they fall to Earth as..
a)
condensation
b)
evaportion
c)
permafrost
d)
precipitation
4.
Organisms may be dispersed in all the following ways except by..
a)
wind
b)
water
c)
temperature
d)
other organisms
5.
An organism that eats the remains of dead organisms is called a(n)
a)
scavenger
b)
herbivore
c)
omnivore
d)
consumer
6.
The study of where organism live is called
a)
continental drift
b)
pangea
c)
biogeography
d)
energy pyramid
7.
Producers capture energy from
a)
sunlight
b)
food
c)
plants
d)
sugar
8.
Consumers obtain energy by
a)
eating other organisms
b)
eating plants
c)
photosynthesis
d)
nitrogen
9.
Decomposers obtain energy by down
a)
dead organsims
b)
plants
c)
sunlight
d)
herbivores
10.
Which is the producer?
a)
Mountain Lion
b)
Deer
c)
Rabbit
d)
Grass
11.
Where is the most energy available on a Energy Pyramid?
a)
Producer Level
b)
First Level Consumers
c)
Second Level Consumers
d)
Third Level Consumers
12.
The process by which molecules of liquid water absorb energy and change to a gas is called
a)
evaporation
b)
condensation
c)
water vapor
d)
runoff
13.
The process by which a gas changes to a liquid is called.
a)
precipitation
b)
condensation
c)
evaporation
d)
water cycle
14.
Producers take in carbon dioxide during ..
a)
water cycle
b)
carbon cycle
c)
oxygen cycle
15.
Which two substances are linked in one recycling process?
a)
carbon and oxygen
b)
carbon and water
c)
hydrogen and iron
d)
nitrogen and oxygen
16.
The continent that existed 228 millions years ago is called..
a)
Pangea
b)
Earth
c)
Africa
d)
Europa
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