Question 1

What adaptation has occurred in species with limited access to fresh water?

Accepted Answer

A)  modified tear glands 
B)  increased skin surface area 
C)  enlarged liver 
D)  small loop of Henle 
A)  modified tear glands 
B)  increased skin surface area 
C)  enlarged liver 
D)  small loop of Henle

Question 2

Which is NOT an adaptation by camels to low water availability?

Accepted Answer

A)  the ability to store excess water 
B)  high surface-area-to-volume ratio 
C)  increased tolerance for high body temperature 
D)  increased cooling of the blood for the brain 
A)  the ability to store excess water 
B)  high surface-area-to-volume ratio 
C)  increased tolerance for high body temperature 
D)  increased cooling of the blood for the brain

Question 3

In which soil would the percentage of water be the highest at the wilting point?

Accepted Answer

A)  silty clay 
B)  sandy clay loam 
C)  loam 
D)  sandy loam 
A)  silty clay 
B)  sandy clay loam 
C)  loam 
D)  sandy loam

Question 4

Which is NOT a nutrient that plants obtain from the soil?

Accepted Answer

A)  carbon 
B)  nitrogen 
C)  calcium 
D)  phosphorus 
A)  carbon 
B)  nitrogen 
C)  calcium 
D)  phosphorus

Question 5

Explain why uric acid is more costly to excrete than urea.

Accepted Answer

Uric acid is more costly to excrete than

Question 6

Transpiration is the

Accepted Answer

A)  movement of water from the soil to a plant's roots. 
B)  absorption of carbon dioxide. 
C)  evaporation of water from a leaf. 
D)  loss of energy due to respiration. 
A)  movement of water from the soil to a plant's roots. 
B)  absorption of carbon dioxide. 
C)  evaporation of water from a leaf. 
D)  loss of energy due to respiration.

Question 7

Which statement about electromagnetic wavelength is TRUE?

Accepted Answer

A)  As wavelength increases, energy decreases. 
B)  The longest wavelength is approximately one meter. 
C)  About half of electromagnetic wavelengths are visible to the human eye. 
D)  Gamma radiation is the fastest-moving wavelength. 
A)  As wavelength increases, energy decreases. 
B)  The longest wavelength is approximately one meter. 
C)  About half of electromagnetic wavelengths are visible to the human eye. 
D)  Gamma radiation is the fastest-moving wavelength.

Question 8

What characteristic of an organism would increase the energy required to maintain its temperature?

Accepted Answer

A)  high thermal inertia 
B)  low surface area 
C)  a large temperature difference 
D)  a thick boundary layer 
A)  high thermal inertia 
B)  low surface area 
C)  a large temperature difference 
D)  a thick boundary layer

Question 9

All things being equal, which organism would potentially lose body heat at a greater rate?

Accepted Answer

A)  moose 
B)  elephant 
C)  fox 
D)  mouse 
A)  moose 
B)  elephant 
C)  fox 
D)  mouse

Question 10

Why does limited water increase an organism's effort to maintain homeostasis?

Accepted Answer

Limited water availability can significa

Question 11

Which photosynthesis method is best suited to warm, dry environments?
I. C3 fixation
II. C4 fixation
III. CAM (crassulacean acid metabolism)

Accepted Answer

A)  I only 
B)  I and II only 
C)  II only 
D)  II and III only 
E)  III only 
A)  I only 
B)  I and II only 
C)  II only 
D)  II and III only 
E)  III only

Question 12

In which soil types would a CAM pathway plant have an advantage over a C3 pathway plant? Explain why.

Accepted Answer

CAM pathway plants, such as cacti and su

Question 13

Which electromagnetic radiation has the shortest wavelength?

Accepted Answer

A)  microwaves 
B)  infrared rays 
C)  ultraviolet rays 
D)  radio waves 
A)  microwaves 
B)  infrared rays 
C)  ultraviolet rays 
D)  radio waves

Question 14

Why are stomata necessary? What benefit do they provide, and how?

Accepted Answer

Stomata are tiny openings or pores found

Question 15

Explain how water moves up in a plant from the roots to the leaves against the pull of gravity.

Accepted Answer

Water moves up in a plant from the roots

Question 16

Which heat transfer method in organisms causes only cooling?

Accepted Answer

A)  convection 
B)  evaporation 
C)  radiation 
D)  conduction 
A)  convection 
B)  evaporation 
C)  radiation 
D)  conduction

Question 17

The wavelengths of light suitable for photosynthesis are

Accepted Answer

A)  220 to 600 nm. 
B)  300 to 850 nm. 
C)  400 to 700 nm. 
D)  100 to 340 nm. 
E)  500 to 600 nm. 
A)  220 to 600 nm. 
B)  300 to 850 nm. 
C)  400 to 700 nm. 
D)  100 to 340 nm. 
E)  500 to 600 nm.

Question 18

Explain how the C4 pathway reduces reliance on water.

Accepted Answer

The C4 pathway reduces reliance on water

Question 19

How does fur affect heat transfer?

Accepted Answer

Fur acts as an insulating layer that aff

Question 20

Which is NOT used by animals to remove excess nitrogen?

Accepted Answer

A)  urea 
B)  ammonia 
C)  uric acid 
D)  nitrite 
A)  urea 
B)  ammonia 
C)  uric acid 
D)  nitrite

Exam 3: Adaptations to Terrestrial Environments

What adaptation has occurred in species with limited access to fresh water?

Which is NOT an adaptation by camels to low water availability?

In which soil would the percentage of water be the highest at the wilting point?

Which is NOT a nutrient that plants obtain from the soil?

Explain why uric acid is more costly to excrete than urea.

Transpiration is the

Which statement about electromagnetic wavelength is TRUE?

What characteristic of an organism would increase the energy required to maintain its temperature?

All things being equal, which organism would potentially lose body heat at a greater rate?

Why does limited water increase an organism's effort to maintain homeostasis?

Which photosynthesis method is best suited to warm, dry environments? I. C3 fixation II. C4 fixation III. CAM (crassulacean acid metabolism)

In which soil types would a CAM pathway plant have an advantage over a C3 pathway plant? Explain why.

Which electromagnetic radiation has the shortest wavelength?

Why are stomata necessary? What benefit do they provide, and how?

Explain how water moves up in a plant from the roots to the leaves against the pull of gravity.

Which heat transfer method in organisms causes only cooling?

The wavelengths of light suitable for photosynthesis are

Explain how the C4 pathway reduces reliance on water.

How does fur affect heat transfer?

Which is NOT used by animals to remove excess nitrogen?

Introduction: Ecology, Evolution, and the Scientific Method

Adaptations to Aquatic Environments

Adaptations to Variable Environments

Climates and Soils

Terrestrial and Aquatic Biomes

Evolution and Adaptation

Life Histories

Reproductive Strategies

Social Behaviors

Population Distributions

Population Growth and Regulation

Population Dynamics Over Space and Time

Predation and Herbivory

Parasitism and Infectious Diseases

Competition

Mutualism

Community Structure

Community Succession

Movement of Energy in Ecosystems

Movement of Elements in Ecosystems

Landscape Ecology and Global Biodiversity

Global Conservation of Biodiversity

Filters

Exam 3: Adaptations to Terrestrial Environments　