Land Habitats Answers

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1
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Which of the following are characteristics of generalist species?

A
small habitat and restricted diet
B
large habitat and varied diet
C
restricted diet and physiological adaptations
D
behavioral and physiological adaptations
2
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Which of the following is not true about Polar bears?

A
They all hibernate.
B
They have black skin that helps them absorb heat.
C
Their fur is transparent and hollow and helps trap heat.
D
They have oversized paws with rough pads that help them walk on snow and ice.
3

Given that water serves as an environmental thermoregulator, which of the following biomes would you expect to have the most stable temperatures?

A
temperate forest
B
grassland
C
rainforest
D
aquatic
4

The coyote (canis latrans) is found across North America which makes it a specialist species.

A
T
B
F
5

Which is not an adaptation of desert animals that help them retain and acquire water in such a hot and dry environment?

A
burrow in moist soil or live in underground dens
B
excrete uric acid instead of urine
C
evolved an internal ‘air conditioning’ system to help them stay cool
D
obtain water from the plants and animals they eat
6

Water is an abiotic factor in terrestrial environments.

A
T
B
F
7

Which of the following are not abiotic factors of an ecosystem?

A
water abundance
B
temperature
C
day length
D
herbivores
8

Gila Monsters are one of two types of venomous lizards in the world. If you wanted to avoid coming across the Gila Monster when hiking in Arizona you would want to avoid __________ and __________ because Gila Monsters are crepuscular.

A
midnight and midday
B
dawn and dusk
C
noon and high dusk
D
later morning and early afternoon
9

Which of the following Gila Monster adaptations is based on the reproductive cycles of Gambel’s quails and cottontail rabbits?

A
water absorption through their leaky skin
B
fat storage in their tails
C
burrowing during periods of inactivity
D
their crepuscular activity schedule
10

Calcium and phosphorus are both essential for the proper growth of _______.

A
bones
B
hair
C
fingernails
D
all of the above
11

Plants and animals do not respond to the presence of abiotic factors in their ecosystems.

A
T
B
F
12

The four essential elements for life are _______.

A
carbon, hydrogen, oxygen and nitrogen
B
carbon, hydrogen, oxygen and iron
C
carbon, nitrogen, oxygen and magnesium
D
iron, nitrogen, oxygen and magnesium
13

When gaining biodiversity, _____________ occurs when a new resource is introduced to a species and individual members of that species begin to specialize in the resources that are available.

A
geographical isolation
B
polyploidy
C
bottlenecking
D
competition
14

Abiotic factors, like water, are critical to most food chains.

A
T
B
F

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