Unit 2 Ecology Class Review

Test Description: ....

Instructions: Answer all questions to get your test result.

1) Organsim that eats ________ only meat .

2) ________ eats the remains of organisms killed by a carnivore

3) The simplest model for showing the transfer of energy is a ______

4) A ________ __________ is a series of overlapping food chains

5) An ________ _________ shows the amount of energy transferred from one level to the next

6) A(n) ___________ eats both plants and animals

7) The arrows going AWAY from an energy pyramid represent energy that is _____

8) Name 3 different producers,.

9) Name 2 primary consumers.

10) A(n) _________ breaks down dead organisms

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

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

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

14) ________ is NOT recycled in an ecosystem

15) 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

16) The ______ % rule describes the transfer of energy along the energy pyramid


*select an answer for all questions

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