Question 1

If you raise the temperature 10° and the rate of a reaction triples, the value of Q10 is __________.

Accepted Answer

3.0

Question 2

Behavioral thermoregulation

Accepted Answer

A)  is most important in homeotherms. 
B)  is an example of aestivation. 
C)  may include basking. 
D)  never occurs in poikilotherms. 
E)  none of the above 
A)  is most important in homeotherms. 
B)  is an example of aestivation. 
C)  may include basking. 
D)  never occurs in poikilotherms. 
E)  none of the above C

Question 3

The excretion of nitrogenous wastes involves a trade-off between

Accepted Answer

A)  solubility and energy content. 
B)  solubility and toxicity. 
C)  toxicity and matric potential. 
D)  toxicity and metabolic water. 
E)  none of the above 
A)  solubility and energy content. 
B)  solubility and toxicity. 
C)  toxicity and matric potential. 
D)  toxicity and metabolic water. 
E)  none of the above B

Question 4

Homeothermy is an example of homeostasis.

Accepted Answer

A) True 
 B)False

Question 5

A substance that requires more heat to increase its temperature has a high __________.

Accepted Answer

The answer of A substance that requires more heat to...

Question 6

Low water availability is characteristic of

Accepted Answer

A)  soils with high field capacity. 
B)  high turgor pressure. 
C)  sandy soils. 
D)  clay soils. 
E)  none of the above 
A)  soils with high field capacity. 
B)  high turgor pressure. 
C)  sandy soils. 
D)  clay soils. 
E)  none of the above

Question 7

The cost of counter-current heat exchange systems is they are inefficient.

Accepted Answer

A) True 
 B)False

Question 8

Which of the following is not an adaptation to avoid harsh conditions?

Accepted Answer

A)  aestivation 
B)  hibernation 
C)  torpor 
D)  increasing the tolerance limit 
E)  none of the above 
A)  aestivation 
B)  hibernation 
C)  torpor 
D)  increasing the tolerance limit 
E)  none of the above

Question 9

Ammonia has high __________and high __________.

Accepted Answer

solubility

Question 10

Plants that can tolerate dry conditions are known as __________.

Accepted Answer

The answer of Plants that can tolerate dry conditions are...

Question 11

The adaptive advantage of the C4 pathway of photosynthesis is it

Accepted Answer

A)  avoids photorespiration. 
B)  decreases local osmotic pressure. 
C)  increases CO2 uptake during the day. 
D)  does not require oxygen. 
E)  none of the above 
A)  avoids photorespiration. 
B)  decreases local osmotic pressure. 
C)  increases CO2 uptake during the day. 
D)  does not require oxygen. 
E)  none of the above

Question 12

The temperature of poikilotherms varies with the __________.

Accepted Answer

The answer of The temperature of poikilotherms varies with the...

Question 13

Metabolic water is the product of the oxidation of __________.

Accepted Answer

The answer of Metabolic water is the product of the...

Question 14

Turbulent flow carries away more moisture from the surface of a plant than laminar flow.

Accepted Answer

A) True 
 B)False

Question 15

Which of the following is not a mechanism of heat loss?

Accepted Answer

A)  conduction 
B)  emissivity 
C)  radiation 
D)  convection 
E)  none of the above 
A)  conduction 
B)  emissivity 
C)  radiation 
D)  convection 
E)  none of the above

Question 16

Physical resources are __________ whereas physical factors are __________.

Accepted Answer

nutrients or energy

Question 17

Which of the following require higher tolerance levels?

Accepted Answer

A)  osmoconformers 
B)  C4 species 
C)  homeotherms 
D)  osmoregulators 
E)  none of the above 
A)  osmoconformers 
B)  C4 species 
C)  homeotherms 
D)  osmoregulators 
E)  none of the above

Question 18

The enzyme PEP carboxylase in C4 photosynthesis has a __________ affinity for __________ than RuBP carboxylate in C3 photosynthesis.

Accepted Answer

The answer of The enzyme PEP carboxylase in C4 photosynthesis...

Question 19

List three adaptations that avoid harsh conditions.

Accepted Answer

hibernation, torpor,

Question 20

In a counter-current heat exchange system, the

Accepted Answer

A)  temperature difference between the vessels is minimized. 
B)  temperature difference between the vessels is maximized. 
C)  temperatures of the vessels are the same. 
D)  temperatures of the vessels are never the same. 
E)  none of the above 
A)  temperature difference between the vessels is minimized. 
B)  temperature difference between the vessels is maximized. 
C)  temperatures of the vessels are the same. 
D)  temperatures of the vessels are never the same. 
E)  none of the above

Exam 3: Adaptations to the Physical Environment

If you raise the temperature 10° and the rate of a reaction triples, the value of Q10 is __________.

Behavioral thermoregulation

The excretion of nitrogenous wastes involves a trade-off between

Homeothermy is an example of homeostasis.

A substance that requires more heat to increase its temperature has a high __________.

Low water availability is characteristic of

The cost of counter-current heat exchange systems is they are inefficient.

Which of the following is not an adaptation to avoid harsh conditions?

Ammonia has high __________and high __________.

Plants that can tolerate dry conditions are known as __________.

The adaptive advantage of the C4 pathway of photosynthesis is it

The temperature of poikilotherms varies with the __________.

Metabolic water is the product of the oxidation of __________.

Turbulent flow carries away more moisture from the surface of a plant than laminar flow.

Which of the following is not a mechanism of heat loss?

Physical resources are __________ whereas physical factors are __________.

Which of the following require higher tolerance levels?

The enzyme PEP carboxylase in C4 photosynthesis has a __________ affinity for __________ than RuBP carboxylate in C3 photosynthesis.

List three adaptations that avoid harsh conditions.

In a counter-current heat exchange system, the

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

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If you raise the temperature 10^° and the rate of a reaction triples, the value of Q₁₀ is __________.

Ammonia has high and high .

Physical resources are whereas physical factors are .

The enzyme PEP carboxylase in C4 photosynthesis has a affinity for than RuBP carboxylate in C3 photosynthesis.