Question 1

Some hibernators wake during the winter.

Accepted Answer

A) True 
 B)False

Question 2

Why is the variation in the environment sometimes more challenging for organisms than the average conditions?

Accepted Answer

Variation can presen

Question 3

Which of the following is a mismatch?

Accepted Answer

A)  matric pressure/adhesion of water molecules 
B)  turgor pressure/intracellular pressure 
C)  osmosis/solute concentration 
D)  pressure potential/the total water potential in a system 
E)  none of the above 
A)  matric pressure/adhesion of water molecules 
B)  turgor pressure/intracellular pressure 
C)  osmosis/solute concentration 
D)  pressure potential/the total water potential in a system 
E)  none of the above

Question 4

Which of the following is not a cost of migration?

Accepted Answer

A)  higher mortality 
B)  energetic demands 
C)  predation 
D)  negative social interactions 
E)  none of the above 
A)  higher mortality 
B)  energetic demands 
C)  predation 
D)  negative social interactions 
E)  none of the above

Question 5

The function of heat shock proteins is to __________.

Accepted Answer

stabilize the three-

Question 6

C3 plants have an advantage of C4 plants in hot, dry environments.

Accepted Answer

A) True 
 B)False

Question 7

Poikilotherms

Accepted Answer

A)  allow their internal temperature to vary. 
B)  maintain a higher internal temperature than the environment. 
C)  maintain a lower internal temperature than the environment. 
D)  are ectotherms. 
E)  none of the above 
A)  allow their internal temperature to vary. 
B)  maintain a higher internal temperature than the environment. 
C)  maintain a lower internal temperature than the environment. 
D)  are ectotherms. 
E)  none of the above

Question 8

The mean is

Accepted Answer

A)  always the same as the median. 
B)  always larger than the median. 
C)  always smaller than the median. 
D)  the midpoint value of a data set. 
E)  none of the above 
A)  always the same as the median. 
B)  always larger than the median. 
C)  always smaller than the median. 
D)  the midpoint value of a data set. 
E)  none of the above

Question 9

A high value of Q10 means that

Accepted Answer

A)  if the temperature increases 10 degrees, the rate of a reaction increases dramatically. 
B)  if the temperature doubles the rate of a reaction increases tenfold. 
C)  the organism can acclimate easily. 
D)  DNA is unlikely to denature. 
E)  none of the above 
A)  if the temperature increases 10 degrees, the rate of a reaction increases dramatically. 
B)  if the temperature doubles the rate of a reaction increases tenfold. 
C)  the organism can acclimate easily. 
D)  DNA is unlikely to denature. 
E)  none of the above

Question 10

The law of tolerance states that

Accepted Answer

A)  physical factors are always tolerated. 
B)  there are limits to the physical factors organisms can tolerate. 
C)  the higher a species' tolerance the more successful it is. 
D)  physical resources are more important than physical factors. 
E)  none of the above 
A)  physical factors are always tolerated. 
B)  there are limits to the physical factors organisms can tolerate. 
C)  the higher a species' tolerance the more successful it is. 
D)  physical resources are more important than physical factors. 
E)  none of the above

Question 11

Adventitious roots are an adaptation to __________.

Accepted Answer

water logg

Question 12

The principle of allocation states that

Accepted Answer

A)  energy is allocated but other physical resources are not. 
B)  fitness is highest when all energy is allocated to reproduction. 
C)  fitness is highest when all energy is allocated to survival. 
D)  some adaptations preclude others. 
E)  none of the above 
A)  energy is allocated but other physical resources are not. 
B)  fitness is highest when all energy is allocated to reproduction. 
C)  fitness is highest when all energy is allocated to survival. 
D)  some adaptations preclude others. 
E)  none of the above

Question 13

Osmoregulators

Accepted Answer

A)  are an example of acclimation. 
B)  have wide tolerance limits. 
C)  are an example of homeostatic species. 
D)  use urea to excrete nitrogen. 
E)  none of the above 
A)  are an example of acclimation. 
B)  have wide tolerance limits. 
C)  are an example of homeostatic species. 
D)  use urea to excrete nitrogen. 
E)  none of the above

Question 14

Acclimation

Accepted Answer

A)  is an example of phenotypic plasticity. 
B)  occurs primarily at high altitude. 
C)  reduces the level of tolerance. 
D)  requires many generations. 
E)  none of the above 
A)  is an example of phenotypic plasticity. 
B)  occurs primarily at high altitude. 
C)  reduces the level of tolerance. 
D)  requires many generations. 
E)  none of the above

Some hibernators wake during the winter.

Why is the variation in the environment sometimes more challenging for organisms than the average conditions?

Which of the following is a mismatch?

Which of the following is not a cost of migration?

The function of heat shock proteins is to __________.

C3 plants have an advantage of C4 plants in hot, dry environments.

Poikilotherms

The mean is

A high value of Q₁₀ means that

The law of tolerance states that

Adventitious roots are an adaptation to __________.

The principle of allocation states that

Osmoregulators

Acclimation

Introduction to Ecology

Adaptation and Evolution

Terrestrial Communities

Fresh-water and Marine Communities

Behavioral Ecology

The Ecology of Intraspecific Variation

Demography

Population Regulation

Life History Strategies

Competition

Coevolution I Exploitative Interactions

Mutualism

The Structure of Communities

Ecological Succession

Species Diversity

Energy Flow and Trophic Structure

Biogeochemical Cycles

Conservation Biology

Landscape Ecology

Human Global Ecology

Filters

Exam 3: Adaptations to the Physical Environment

Some hibernators wake during the winter.

Why is the variation in the environment sometimes more challenging for organisms than the average conditions?

Which of the following is a mismatch?

Which of the following is not a cost of migration?

The function of heat shock proteins is to __________.

C3 plants have an advantage of C4 plants in hot, dry environments.

Poikilotherms

The mean is

A high value of Q10 means that

The law of tolerance states that

Adventitious roots are an adaptation to __________.

The principle of allocation states that

Osmoregulators

Acclimation

Introduction to Ecology

Adaptation and Evolution

Terrestrial Communities

Fresh-water and Marine Communities

Behavioral Ecology

The Ecology of Intraspecific Variation

Demography

Population Regulation

Life History Strategies

Competition

Coevolution I Exploitative Interactions

Mutualism

The Structure of Communities

Ecological Succession

Species Diversity

Energy Flow and Trophic Structure

Biogeochemical Cycles

Conservation Biology

Landscape Ecology

Human Global Ecology

Filters

A high value of Q₁₀ means that