Question 1

Indigo buntings know how to fly north via

Accepted Answer

A)  an innate magnetic compass. 
B)  an innate star compass. 
C)  learned migration routes by following their parents. 
D)  a learned north star by observing constellations rotating. 
A)  an innate magnetic compass. 
B)  an innate star compass. 
C)  learned migration routes by following their parents. 
D)  a learned north star by observing constellations rotating.

Question 2

Describe what displacement experiments tell us about navigational strategies.

Accepted Answer

Displacement experiments take animals du

Question 3

Refer to the figure shown.
  The main adaptive advantage of the process shown in the panels is

Accepted Answer

A)  a consistent osmotic environment. 
B)  access to abundant food. 
C)  a predictable feeding environment. 
D)  adaptation to local breeding environments. 
A)  a consistent osmotic environment. 
B)  access to abundant food. 
C)  a predictable feeding environment. 
D)  adaptation to local breeding environments.

Question 4

During the winter breeding season, humpback whales migrate from the polar seas to tropical waters because warm water provides

Accepted Answer

A)  less thermoregulatory stress for the young. 
B)  more food for the adults and young. 
C)  less predatory pressure on the young. 
D)  better shelter for the young. 
A)  less thermoregulatory stress for the young. 
B)  more food for the adults and young. 
C)  less predatory pressure on the young. 
D)  better shelter for the young.

Question 5

Refer to the figure shown.
  What would happen in the experiment depicted by the figure if the animals were also subjected to a time shift ahead 6 hours?

Accepted Answer

A)  The animals would fly 90 degrees off their original heading. 
B)  The results would remain the same since the experiment was performed on an overcast day. 
C)  The magnetic treatment would no longer have an effect. 
D)  The animals would be unable to navigate whatsoever. 
A)  The animals would fly 90 degrees off their original heading. 
B)  The results would remain the same since the experiment was performed on an overcast day. 
C)  The magnetic treatment would no longer have an effect. 
D)  The animals would be unable to navigate whatsoever.

Question 6

Refer to the figure shown.
  Part B of the figure illustrates which experimental procedure?

Accepted Answer

A)  Displacement 
B)  Sensory deprivation 
C)  Sensory disruption 
D)  Landmark modification 
A)  Displacement 
B)  Sensory deprivation 
C)  Sensory disruption 
D)  Landmark modification

Question 7

Animals that use a magnetic compass must be able to sense _______ of Earth's magnetic field.

Accepted Answer

A)  the polar component 
B)  the inclination component 
C)  the variation in amplitude 
D)  either the polar component or the inclination component 
A)  the polar component 
B)  the inclination component 
C)  the variation in amplitude 
D)  either the polar component or the inclination component

Question 8

Compare and contrast the terms "navigation," "migration," and "homing."

Accepted Answer

These terms all refer to the movement of

Question 9

Describe and give an example of innate navigation and learned navigation.

Accepted Answer

Monarch butterflies provide an excellent

Question 10

Which statement about polarized light is true?

Accepted Answer

A)  Light is never fully polarized. 
B)  Light is fully polarized when the animal is in the direct light path from the sun. 
C)  Light is fully polarized at a reflection angle of 45°. 
D)  Light is fully polarized at a reflection angle of 90°. 
A)  Light is never fully polarized. 
B)  Light is fully polarized when the animal is in the direct light path from the sun. 
C)  Light is fully polarized at a reflection angle of 45°. 
D)  Light is fully polarized at a reflection angle of 90°.

Question 11

You have lost your phone on a hike through a large forest. You are noting the forest edges in order to plan a spot to reenter the forest. Which cells are involved in this endeavor?

Accepted Answer

A)  Place cells 
B)  Head direction cells 
C)  Boundary cells 
D)  Grid cells 
A)  Place cells 
B)  Head direction cells 
C)  Boundary cells 
D)  Grid cells

Question 12

Which statement about piloting animals is true?

Accepted Answer

A)  They follow a discontinuous series of learned landmarks to obtain compass-heading information. 
B)  They follow a continuous series of learned landmarks to determine where they are. 
C)  They follow a discontinuous series of learned landmarks to determine where they are. 
D)  They follow a continuous series of learned landmarks to obtain compass-heading information. 
A)  They follow a discontinuous series of learned landmarks to obtain compass-heading information. 
B)  They follow a continuous series of learned landmarks to determine where they are. 
C)  They follow a discontinuous series of learned landmarks to determine where they are. 
D)  They follow a continuous series of learned landmarks to obtain compass-heading information.

Question 13

Refer to the figure shown.
  The red dots in the figure represent the

Accepted Answer

A)  direction faced by a pigeon that is about to be released. 
B)  distance traveled in a particular direction. 
C)  direction in which one pigeon was heading as it vanished over the horizon. 
D)  time of day when the pigeon flew off. 
A)  direction faced by a pigeon that is about to be released. 
B)  distance traveled in a particular direction. 
C)  direction in which one pigeon was heading as it vanished over the horizon. 
D)  time of day when the pigeon flew off.

Question 14

Refer to the figure shown.
  In part A of the figure above, if the time at point I is 1:00 pm, then the time at point II is

Accepted Answer

A)  7:00 am. 
B)  9:00 am. 
C)  3:00 pm. 
D)  7:00 pm. 
A)  7:00 am. 
B)  9:00 am. 
C)  3:00 pm. 
D)  7:00 pm.

Question 15

Sea turtles use exceptional navigation strategies to

Accepted Answer

A)  home in on their birth site to feed. 
B)  return to their birth site to breed. 
C)  find food in the open ocean. 
D)  locate mates in the open ocean. 
A)  home in on their birth site to feed. 
B)  return to their birth site to breed. 
C)  find food in the open ocean. 
D)  locate mates in the open ocean.

Question 16

Compare and contrast the navigational strategies of path integration versus trail following.

Accepted Answer

Trail following and path integration bot

Question 17

Refer to the figure shown.
  The red dots on the compasses in the figure represent the

Accepted Answer

A)  direction faced by the animal about to be released. 
B)  distance traveled in a particular direction. 
C)  mean angle of one animal's oriented movement. 
D)  time of day when the animal began to move. 
A)  direction faced by the animal about to be released. 
B)  distance traveled in a particular direction. 
C)  mean angle of one animal's oriented movement. 
D)  time of day when the animal began to move.

Question 18

Refer to the figure shown.
  Part A of the figure illustrates which navigational strategy?

Accepted Answer

A)  Trail following 
B)  Piloting 
C)  Path integration 
D)  Map-and-compass navigation 
A)  Trail following 
B)  Piloting 
C)  Path integration 
D)  Map-and-compass navigation

Question 19

Refer to the figure shown.
  The illustrations, which are based on data from an experiment with pigeons, represent which navigational strategy?

Accepted Answer

A)  Star compass navigation 
B)  Magnetic compass navigation 
C)  Olfactory cue navigation 
D)  Map-and-compass navigation 
A)  Star compass navigation 
B)  Magnetic compass navigation 
C)  Olfactory cue navigation 
D)  Map-and-compass navigation

Question 20

Which statement about polarized light is true?

Accepted Answer

A)  It is non-reflected light. 
B)  It vibrates in only one plane with respect to its line of propagation. 
C)  Light is never fully polarized. 
D)  It is perceived by all non-human mammals 
A)  It is non-reflected light. 
B)  It vibrates in only one plane with respect to its line of propagation. 
C)  Light is never fully polarized. 
D)  It is perceived by all non-human mammals

Exam 18: Integrating Systems at Work: Animal Navigation

Indigo buntings know how to fly north via

Describe what displacement experiments tell us about navigational strategies.

Refer to the figure shown. The main adaptive advantage of the process shown in the panels is

During the winter breeding season, humpback whales migrate from the polar seas to tropical waters because warm water provides

Refer to the figure shown. What would happen in the experiment depicted by the figure if the animals were also subjected to a time shift ahead 6 hours?

Refer to the figure shown. Part B of the figure illustrates which experimental procedure?

Animals that use a magnetic compass must be able to sense _______ of Earth's magnetic field.

Compare and contrast the terms "navigation," "migration," and "homing."

Describe and give an example of innate navigation and learned navigation.

Which statement about polarized light is true?

You have lost your phone on a hike through a large forest. You are noting the forest edges in order to plan a spot to reenter the forest. Which cells are involved in this endeavor?

Which statement about piloting animals is true?

Refer to the figure shown. The red dots in the figure represent the

Refer to the figure shown. In part A of the figure above, if the time at point I is 1:00 pm, then the time at point II is

Sea turtles use exceptional navigation strategies to

Compare and contrast the navigational strategies of path integration versus trail following.

Refer to the figure shown. The red dots on the compasses in the figure represent the

Refer to the figure shown. Part A of the figure illustrates which navigational strategy?

Refer to the figure shown. The illustrations, which are based on data from an experiment with pigeons, represent which navigational strategy?

Which statement about polarized light is true?

Animals and Environments: Function on the Ecological Stage

Molecules and Cells in Animal Physiology

Genomics, Proteomics, and Related Approaches to Physiology

Physiological Development and Epigenetics

Transport of Solutes and Water

Nutrition, Feeding, and Digestion

Energy Metabolism

Aerobic and Anaerobic Forms of Metabolism

The Energetics of Aerobic Activity

Thermal Relations

Food, Energy, and Temperature at Work: The Lives of Mammals in Frigid Places

Neurons

Synapses

Sensory Processes

Nervous System Organization and Biological Clocks

Endocrine and Neuroendocrine Physiology

Reproduction

Control of Movement

Muscle

Movement and Muscle at Work: Plasticity in Response to Use and Disuse

Introduction to Oxygen and Carbon Dioxide in Physiology

External Respiration: the Physiology of Breathing

Transport of Oxygen and Carbon Dioxide in Body Fluids With an Introduction to Acid- Base Physiology

Circulation

Oxygen, Carbon Dioxide, and Internal Transport at Work: Diving by Marine Mammals

Water and Salt Physiology: Introduction and Mechanisms

Kidneys and Excretion With Notes on Nitrogen Excretion

Water, Salts, and Excretion at Work: Mammals of Deserts and Dry Savannas

Water and Salt Physiology of Animals in Their Environments

Filters