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Name: ______________________
Class: _________________
Date: _________
ID: A
Pre-test
____
1. Beavers are sometimes trapped for their fur. What could be one effect of increased trapping of beavers in
an area?
a. Biodiversity among the area's fish would increase.
b. The number of herons and kingfishers would decrease.
c. There would be more nesting areas for waterfowl.
____
2. An
a.
b.
c.
____
3. A moose is considered to be a consumer because it
a. gets energy by eating other resources.
b. makes its own food.
c. forms carbohydrates using chemicals.
____
4. The
a.
b.
c.
____
5. Giant pandas eat bamboo almost exclusively. For this reason giant pandas are an example of a(n)
a. specialist.
b. generalist.
c. carnivore.
____
6. Food webs are models that show
a. one sequence of producers and consumers.
b. networks of feeding relationships.
c. stored energy in food chains.
organism that makes its own food is called a
consumer.
producer.
heterotroph.
basis for the energy in an ecosystem is provided by
consumers.
producers.
heterotrophs.
Short Answer
7. List three heterotrophs shown in Figure 13.3.
1
Name: ______________________ ID: A
8. If caterpillars were removed from the food web, how would the snake population be affected?
Figure 3–4
____
9. Which of the following is a food chain in the food web shown in Figure 3–4?
a. tree, rabbit, hawk, snake
b. grass, grasshopper, snake, hawk
c. grass, caterpillar, robin, hawk
Figure 4–1
____ 10. What would happen if the population of the bird species shown in the ecosystem in Figure 4–1 were to
suddenly decrease?
a.
b.
c.
The grass population would increase.
The fish population would increase.
The fish would occupy the birds’ niche.
2
ID: A
Pre-test
Answer Section
1. ANS: B
PTS: 1
REF: act0976aaf18007e175_65
STA: FL.NGSSS.SCI.08.9-12.SC.912.L.17.9
TOP: 13.2 Quiz
NOT: 978-0-618-78317-5
2. ANS: B
PTS: 1
REF: act0976aaf18007e177_33
STA: FL.NGSSS.SCI.08.9-12.SC.912.L.17.9
TOP: 13.3 Quiz
NOT: 978-0-618-78317-5
3. ANS: A
PTS: 1
REF: act0976aaf18007e177_41
STA: FL.NGSSS.SCI.08.9-12.SC.912.L.17.9
TOP: 13.3 Quiz
NOT: 978-0-618-78317-5
4. ANS: B
PTS: 1
REF: act0976aaf18007e177_49
STA: FL.NGSSS.SCI.08.9-12.SC.912.L.17.9
TOP: 13.3 Quiz
NOT: 978-0-618-78317-5
5. ANS: A
PTS: 1
REF: act0976aaf18007e179_49
STA: FL.NGSSS.SCI.08.9-12.SC.912.L.17.9
TOP: 13.4 Quiz
NOT: 978-0-618-78317-5
6. ANS: B
PTS: 1
REF: act0976aaf18007e179_65
STA: FL.NGSSS.SCI.08.9-12.SC.912.L.17.9
TOP: 13.4 Quiz
NOT: 978-0-618-78317-5
7. ANS:
Accept any of the following: deer, wolf, rabbit, squirrel, hawk, caterpillar, snake, frog
PTS: 1
DIF: Level A
REF: act0976aaf1800667a7_148
STA: FL.NGSSS.SCI.08.9-12.SC.912.L.17.9
TOP: Ch 13 Test - A
NOT: 978-0-618-78317-5
8. ANS:
The sparrow and frog population might die out from losing their food source. The snake population
would also die out or have to find another food source.
PTS:
STA:
NOT:
9. ANS:
OBJ:
MSC:
10. ANS:
OBJ:
STA:
1
DIF: Level A
REF: act0976aaf1800667a7_160
FL.NGSSS.SCI.08.9-12.SC.912.L.17.9
TOP: Ch 13 Test - A
978-0-618-78317-5
B
PTS: 1
DIF: L3
REF: p. 74
3.3.1 Trace the flow of energy through living systems. STA: SC.912.L.17.9
application
B
PTS: 1
DIF: L2
REF: p. 102
4.2.3 Describe the role predation and herbivory play in shaping communities.
SC.912.N.1.1.6 | SC.912.L.17.6
MSC: synthesis
1