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Name ______________________________ Class ___________________ Date __________________
Ecology TEST 2 Remediation: you must earn at least a 90 on this assessment to
raise your grade to an 80.
MULTIPLE CHOICE
Write the letter of the correct answer in the space provided.
_____ 1. Grass that gains energy from the sun is an example of a
a. consumer.
b. parasite.
c. decomposer.
d. producer.
_____ 2. A diagram with arrows showing energy flow from grass, to a rabbit, to
a fox is
a. an energy pyramid.
b. a food web.
c. a food chain.
d. a population chart.
_____ 3. In a food web, arrows point in just one direction because they show
a. which animal is bigger.
b. which animals are related.
c. how energy goes to the animal that is eating.
d. how energy goes to the animal that is eaten.
_____ 4. After one species disappears, the other species in the ecosystem
a. benefit.
b. are thrown out of balance.
c. die.
d. are unaffected.
__ ___5.Limiting factors determine an area’s carrying capacity because
a. the number of animals is limited.
b. ecosystems are small.
c. animals need resources to survive.
d. the number of animals is unlimited.
_____ 6. Two members of the same species fight over who gets a certain food.
Members of different species try to take over a certain nesting area.
These are both examples of
a. community.
b. competition.
c. mutualism.
d. commensalism.
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Name ______________________________ Class ___________________ Date __________________
_____ 7. In which type of symbiosis is a bee and a flower?
a. parasitism
b. mutualism
c. community
d. commensalism
Matching
Match the correct description with the correct term. Write the letter in the space
provided.
_____ 8. an animal that eats many foods, including
fish and berries
_____ 9. a triangular diagram that shows how energy
is lost as animals eat other living things
_____ 10. symbiosis in which one organism hurts
another to benefit itself
_____ 11. the depths of the oceans to the heights of the
air
_____ 12. the level of environmental organization in
which biotic and abiotic parts of the
environment are all considered together
a. mutualism
b. ecosystem
c. ecology
d. biosphere
e. omnivore
f. energy pyramid
g. prey
h. parasitism
_____ 13. symbiosis in which one organism gives the
other food and receives protection
_____ 14. the term used to describe a sparrow that has
been caught by an eagle
_____ 15. the study of how living organisms and
nonliving factors in the environment interact
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Interactions of Living Things
Name ______________________________ Class ___________________ Date __________________
Use the art below to answer questions 16 through 20. Write the letter of the correct
answer in the space provided.
16. What does the bird eat?
17 .How many of the organisms are producers?
18.What type of consumer is the deer?
19. Which organism is an omnivore?
20 . Choose one food chain from the food web above to draw. Then label the
trophic levels in that food chain.
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Interactions of Living Things
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21. Food, water, shelter, and a space in which to live all describe an
organism's
A) biome
B) population
C) habitat
D) community
22.
An organism that creates its own food is called
A) a producer
B) a consumer
C) a scavenger
D) a decompose
23.
Herbivores, carnivores and omnivores are
A) plants, animals and micro-organisms
B) three types of consumers
C) three types of producers
D) three of British Columbia's 10 ecoprovinces
24. Parasitism, commensalism and mutualism are
A) three examples of producers
B) the three main types of symbiotic relationships
C) the three main types of ecological relationships
D) three examples of abiotic interactions
25. Which of the following is a symbiotic relationship where one
partner benefits and the other does not benefit or lose from the
relationship?
A) commensalism
B) mutalism
C) parasitism
D) decomposition
26.
Which of the following is a symbiotic relationship where both partners
benefit?
A) mutualism
B) parasitism
C) commensalism
D) symbolism
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Interactions of Living Things
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27. Which of the following is a symbiotic relationship where one
partner benefits and the other is harmed?
A) commensalism
B) mutualism
C) symbolism
D) parasitism
28. Describe the 10% rule and how it relates to the Ecological Energy
Pyramid model of an ecosystem.
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