Population Size — Cumulative exam Answers

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21
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Herbivores typically have monocular vision to allow them a wider range of vision, which helps them elude predators. What type of adaptation is this?

A
Behavior
B
Physiological
C
Biochemical
D
Ecological
22
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Which of the following adaptations would you expect to find in an animal in the alpine biome, but not in the taiga?

A
hibernation
B
migration
C
large lungs
D
large paws
23

A plant native to the chaparral would be expected to _______.

A
require frequent rainfall
B
tolerate nutrient-poor soil
C
have large, soft leaves
D
be tall with large branches
24

Soil is a mixture of _______.

A
solids
B
solids, liquids, and gases
C
solids and liquids
D
solids and gases
25

Territorial animals like spiders that fight off intruders would be expected to be _______.

A
regularly distributed
B
randomly distributed
C
clustered together
D
b and c
26

A population’s size is unaffected by the available resource supply.

A
T
B
F
27

Desert plants are often widely spaced due to competition for rainwater.

A
T
B
F
28

Which of the following is not one of the five zones of the deciduous forest?

A
shrub
B
animal
C
herb
D
tree stratum
29

Which of the following statements about the tundra is not true?

A
Tundra means “treeless land.”
B
Plants and animals in the tundra have adapted to the extreme climate.
C
Temperatures in the tundra range from extreme highs to extreme lows.
D
The alpine tundra can be found on mountaintops.
30

What types of organisms in an ecosystem will likely be affected by a flood?

A
producers, consumers, and decomposers
B
producers and consumers
C
consumers and decomposers
D
no organisms will be affected
31

Yellowstone National Park has an average of about 4500 bison living in it. The park covers 3472 square miles. What is the population density of bison living in Yellowstone?

Question illustration
A
1.3 bison/mi
B
16 bison/mi
C
77 bison/mi
D
0.77 bison/mi
32

Coniferous forests evolved due to Earth’s continents assuming their modern configuration.

A
T
B
F
33

Which of the following would not be considered a point source pollution contributor?

A
an animal feedlot
B
cattle on rangeland
C
a paper mill
D
a slaughterhouse
34

Nomadic societies negatively impact the environment more than industrial societies.

A
T
B
F
35

Which of the following is the adaptation that allows animals to survive in high altitudes, which contain lower levels of oxygen?

A
migration
B
higher levels of hemoglobin
C
insulating feathers
D
higher body temperatures
36

The largest diversity of plants and animals on the planet is found in one terrestrial biome.

A
T
B
F
37

There is a single instrument to measure climate change.

A
T
B
F
38

Phytoplankton would most likely be found _______.

A
in the abyssal zone
B
in the pelagic zone
C
in the photic zone
D
in the benthic zone
39

Which of the following best explains why soil conservation is important to human agriculture?

A
Erosion prevention prevents millions of dollars in damage from mudslides.
B
It is easier to prevent the degradation of old soil than it is to generate new soil.
C
If the soil salinity gets too high crops will not be able to grow in it.
D
Soil contamination is a hazard to human and animal health.
40

Which of the following adaptations is most likely not found in organisms of the savanna?

A
burrowing
B
grazing
C
long legs
D
thick fur

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