Scientific Inquiry — Unit test Answers

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Which of the following would be the most important adaptation for a desert-dwelling animal to possess?

A
heat dissipation structures
B
heat conserving structures
C
energy conserving behaviors
D
water conserving behaviors
2
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Which of the following adaptations helps alpine animals survive the cold winter?

A
reduced lung size
B
low levels of hemoglobin
C
hibernation
D
large legs, ears, and tails
3

Organisms that live in the chaparral have developed unique adaptations that aid in their survival. The California quail is a small, plump game bird with short wings that can be found in the chaparral regions of California. These birds can only fly short distances, and typically take cover in shrubs or other low-growing plants. They are active in the morning and at night. Photo by Dcrjsr How is the California quail adapted to live in the chaparral biome?

Question illustration
A
tree-dwelling
B
crepuscular activity
C
nesting in trees
D
moisture-rich diet
4

Vines most successfully compete for sunlight in tropical rainforests by _______.

A
climbing up into the canopy
B
strangling the trees they grow on
C
having broader leaves that absorb more light
D
having thick, woody stems
5

Which of the following is a characteristic differentiating tropical and temperate rainforests?

A
the location
B
the types of trees
C
the average temperature
D
all of the answers are correct
6

Which of the following did not allow researchers to further explore below the ocean’s surface?

A
ROV’s
B
Alvin
C
Palomares
D
Bathysphere
7

The taiga biome has three distinct seasons, while the alpine biome has only two.

A
T
B
F
8

The chaparral biome is best characterized by _______.

A
large, contiguous regions of shrubland
B
small regions interspersed with other biomes
C
large noncontiguous regions interspersed with other biomes
D
the animals dwelling in it
9

Which of the following adaptations is typical of marine mammals?

A
thick layer of blubber
B
body covered in thick fur
C
webbed hands and feet
D
breathing apparatus on the sides of the head
10

Which of the following adaptations does not protect tundra organisms from heat loss?

A
thick fur
B
retention of dead leaves
C
dense hair
D
production of chemicals to ward off insects
11

Which of the following plant adaptations aids savanna plants during droughts?

A
spines
B
water storage
C
growth patterns
D
bitter taste
12

Which of the following attributes is characteristic of savannas but not of grasslands?

A
burrowing animals
B
droughts and fires
C
shrubs and isolated trees
D
a large number of grazing animals
13

Deserts are only found near the equator.

A
T
B
F
14

Which of the following changes in deciduous forests occurs in the winter?

A
Trees regain their leaves.
B
Trees block the flow of water and nutrients to their leaves.
C
The leaves of trees begin to lose their chlorophyll.
D
Trees live off of stored nutrients.
15

Deciduous forests can only be found in North America.

A
T
B
F
16

The arctic tundra can be found in _______.

A
Greenland
B
Canada
C
The United States
D
all of the above
17

Which of the following adaptations enables deciduous trees to produce more food?

A
thick bark
B
stretching toward the sun
C
leaf loss
D
color change
18

The marine biome _______.

A
is a large ecosystem, but not larger than some terrestrial ecosystems
B
is characterized by four different zones
C
has little species diversity
D
covers a small portion of the Earth’s surface
19

Why are plants in the alpine biome typically low growing?

A
They have limited access to nutrients.
B
They have limited access to sunlight.
C
They have too much access to water.
D
The have access to nutrient-rich soil.
20

Organisms that live in freshwater and marine biomes have developed unique adaptations that aid in their survival. Which of the following adaptations does not help an animal move through the water?

A
streamlined body
B
thick layer of blubber
C
flippers and flattened tails
D
smooth, almost furless body

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