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WorksheetsEnergy flow
Total questions: 15
Worksheet time: 13mins
Name
Class
Date
1.
The efficiency of energy transfer from a lower trophic level to the next highest level is roughly
a)
1%
b)
10%
c)
100%
d)
1000%
2.
Trophic levels are represented by
a)
squares
b)
circles
c)
pyramids
d)
lines
3.
Which animal is the apex predator?
a)
hawk
b)
lizard
c)
snake
d)
grass
4.
Which animal is not the apex predator but, a predator to a mouse?
a)
hawk
b)
rabbit
c)
snake
d)
grass
5.
Why is a shark a carnivore.
a)
because it eats seaweed
b)
because it eats dead animals
c)
because it eats sand
d)
because it eats other animals
6.
In the energy pyramid here, how much of the energy in each level gets lost as heat or used by the organism for survival?
a)
80%
b)
90%
c)
10%
d)
20%
7.
The arrows in a food chain or web represents what?
a)
They point to the organism that is being eaten.
b)
It shows how sunlight flows within an ecosystem.
c)
They show what direction the energy is flowing between organisms.
d)
They represent how water is transferred within a habitat.
8.
Organisms that create their own energy from sunlight or chemicals
a)
Herbivore
b)
Omnivore
c)
Autotroph
d)
Heterotroph
9.
Biomass refers to
a)
Chemical Energy
b)
Light Energy
c)
Rank in the feeding heirarchy
d)
Amount of living tissue in an ecosystem
10.
What does a food web represent?
a)
All connections of energy flow throughout all organisms in a habitat.
b)
The specific ways that mutualism is carried out.
c)
A single pathway or energy flow between organisms.
d)
How carnivores get their food.
11.
The image provided is an example of a(n):
a)
Producer
b)
Autotroph
c)
Consumer
d)
Insect
12.
Which of the following would be the definition of a scavenger/detritivore?
a)
Animals that eat insects.
b)
Organisms that feed on rocks, recycling the nutrients back into the ground.
c)
Organisms that eat only plants
d)
Things that feed on dead, rotting organisms (roadkill)
13.
Which of the following would provide the most energy in an ecosystem?
a)
Producers
b)
Herbivore
c)
Omnivore
d)
Carnivore
14.
A wolf eats a rabbit, that just ate some berries. What would you call the rabbit?
a)
Producer
b)
Omnivore
c)
Primary Consumer
d)
2nd order Heterotrph
15.
An organism that obtains energy by eating other organisms.
a)
Consumer
b)
Producer
c)
Decomposer
d)
Detriov
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