Unit 2 Ecology Class Review Question Preview (ID: 15728)


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The ______ % rule describes the transfer of energy along the energy pyramid
a) .
b) .
c) .
d) .

There are 400 units of energy to a trophic level 2 (secondary consumer). Approximately how many units will be passed on to a tophic level 4 organism
a) 400
b) 40
c) 4
d) .04

_________ and ________ are examples of matter that ARE recycled in an ecosystem. (HINT: think cycles)
a) .
b) .
c) .
d) .

________ is NOT recycled in an ecosystem
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d) .

Leaf -----) Caterpillar ------) Robin --------) Hawk. What is the trophic level for the Robin and the Leaf ?
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d) .

A(n) _________ breaks down dead organisms
a) .
b) .
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d) .

How can you tell an organism is a autotroph (producer) on a food web?
a) .
b) .
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d) .

Name 3 different producers,.
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d) .

Name 2 primary consumers.
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d) .

The arrows going AWAY from an energy pyramid represent energy that is _____
a) .
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d) .

A(n) ___________ eats both plants and animals
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An ________ _________ shows the amount of energy transferred from one level to the next
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Organsim that eats ________ only meat .
a) .
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________ eats the remains of organisms killed by a carnivore
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The simplest model for showing the transfer of energy is a ______
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d) .

A ________ __________ is a series of overlapping food chains
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d) .

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