IB Biology HL Topic 5.1 and 5.4 Review
name:
1
The growth curve shown above is an
example of
1. exponential growth
2. extinction
3. logistic growth
4. a predator-prey relationship
2.
Most people have pesticides and other environmental contaminants in their body. This is an
example of
1.
2.
3.
4.
biomagnification
bioamplification
healthy eating
bioaccumulation
3.
Processes #2 and #5 add carbon dioxide to
the atmosphere by means of
1.
2.
3.
4.
5.
decomposition
respiration
photosynthesis
deamination
evapotranspiration
4.
The food chain above shows
1.
2.
3.
4.
one heterotroph and two autotrophs
one autotroph and two heterotrophs
one producer and two omnivores
one producer, one autotroph, and one decomposer
5.The source of the carbon in fossil fuels is
1. ammonia from proteins
2. ocean water
3. limestone deposits
4. dead plant and animal matte
IB Biology HL Topic 5.1 and 5.4 Review
name:
6. An organism that feeds only on heterotrophs is a(n)
1.
2.
3.
4.
5.
autotroph
carnivore
primary consumer
herbivore
omnivore
7. Ultimately, all of the energy in most food chains or food webs comes from
1.
2.
3.
4.
the carnivores
the sun
the oceans
the producers
8. Organisms that can feed on autotrophs as well as on heterotrophs are known as
1.
2.
3.
4.
5.
primary consumers
omnivores
carnivores
herbivores
producers
9.
Assume that a human can choose from any of the three organisms above as a source of nutrition.
Which of the food sources provides the most efficient transfer of energy from the sun to us?
1. Eat the steer!
2. Eat the corn!
3. Eat the wolf!
10. Which of the following is an example of a community?
1.
2.
3.
4.
All of the grass in a meadow.
All of the geese in the world.
All of the animals in North America.
All of the organisms living within a lake.
11. Which of the following IS NOT a greenhouse gas?
1.
2.
3.
4.
methane, CH4
carbon dioxide, CO2
oxygen, O2
water vapor
12.
The growth curve shown above is an
example of
1.
2.
3.
4.
exponential growth
logistic growth
a predator-prey relationship
extinction
IB Biology HL Topic 5.1 and 5.4 Review
name:
13.
On the African savanna, large herbivores
such as elephant and giraffe would be found
in
1. Trophic level B
2. Trophic level A
3. Trophic level D
4. Trophic level C
14.
The producer in this food web is the
1.
2.
3.
4.
polar bear
herbiverous zooplankton
phytoplankton
capelin
15. According to the 10% rule, compared to the osprey, the perch has
1.
2.
3.
4.
5.
1/10 the energy available
1/100 the energy available
100x more energy available
20x more energy available
10x more energy available
16.
Wastes and dead organisms from this food chain will be fed upon by
1.
2.
3.
4.
autotrophs
decomposers
tertiary consumers
herbivores
IB Biology HL Topic 5.1 and 5.4 Review
name:
17. Food webs differ from food chains in that they
1.
2.
3.
4.
show the actual movement of energy within the ecosystem
show more of the available feeding relationships in an ecosystem
identify the keystone species within an ecosystem
show the distribution of biomass within an ecosystem
18. Why are fossils useful in providing evidence for evolution? What do they show use that
other evidence can’t?
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19. Describe the pentadactyl limb found in all vertebrates.
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20. What is meant by a struggle for survival?
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21. Describe what happens in the selective breeding of farm animals, giving one example.
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22, Describe what happens to control population growth.
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IB Biology HL Topic 5.1 and 5.4 Review
name:
23. Explain how sexual reproduction makes it possible for nearly all the causes of variation to
occur?
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24. List the three factors that contribute to Darwin’s theory of Natural Selection.
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25. Describe what happens to Staphylococcus bacteria that helps them to develop resistance to
antibiotics
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