Question 1

Explain the benefits and costs of increased transpiration in cotton.

Accepted Answer

Increased transpiration increases evapor...

Question 2

Which is NOT used by animals to remove excess nitrogen?

Accepted Answer

A)   urea
B)   ammonia
C)   uric acid
D)   nitriteE) A) and B)
F) C) and D)

Question 3

Explain why loam is good for agriculture.

Accepted Answer

Loam contains a mix of sand, silt, and c...

Question 4

Which heat transfer method occurs with contact?

Accepted Answer

A)   convection
B)   evaporation
C)   radiation
D)   conductionE) C) and D)
F) A) and B)

Question 5

How can soil type affect salinization?

Accepted Answer

Salinization is caused by repeated low a...

Question 6

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 onlyF) D) and E)
G) C) and E)

Question 7

The attraction between water molecules causes

Accepted Answer

A)   root pressure.
B)   xylem.
C)   tension.
D)   cohesion.E) All of the above
F) B) and D) D

Question 8

Explain how the C4 pathway reduces reliance on water.

Accepted Answer

The enzyme PEP can bind carbon dioxide a...

Question 9

Accessory pigments in photosynthesis include

Accepted Answer

A)   carotenoids.
B)   stroma.
C)   thylakoids.
D)   chlorophyllE) B) and C)
F) A) and D)

Question 10

Explain the similarities and differences between the C4 pathway and CAM pathway for photosynthesis.

Accepted Answer

Both methods reduce the water loss of th...

Question 11

Which is NOT an adaptation for cotton growing in the state of Texas in the United States?

Accepted Answer

A)   C4 pathway photosynthesis
B)   an earlier planting date
C)   the use of cytokinin
D)   RuBisCO variationsE) B) and C)
F) A) and D) A

Question 12

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 layerE) All of the above
F) A) and B)

Question 13

How are independent variables used in scientific experiments? What is an example of an independent variable and a related experiment?

Accepted Answer

Independent variables are believed to ca...

Question 14

A nominal variable is also known as

Accepted Answer

A)   dependent.
B)   independent.
C)   categorical.
D)   continuous.E) A) and B)
F) A) and C)

Question 15

How does size affect heat exchange in animals?

Accepted Answer

Because a large animal will have a lower...

Question 16

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.E) All of the above
F) A) and B)

Question 17

Explain negative feedback with an example.

Accepted Answer

Negative feedback is a mechanism by which a system returns to the original or desired state. For example, as an organism begins to cool, its body may begin shivering to produce additional heat.

Question 18

Carbon-3 photosynthesis

Accepted Answer

A)   is the most common form of photosynthesis.
B)   uses malic acid during the Calvin cycle.
C)   does not require RuBisCO.
D)   is common in succulent plants.E) B) and C)
F) All of the above

Question 19

Which soil has the largest particles?

Accepted Answer

A)   clay
B)   sand
C)   loam
D)   siltE) A) and B)
F) A) and C)

Question 20

Which compound is NOT used to store energy in photosynthesis?

Accepted Answer

A)   ATP
B)   NADPH
C)   PEP
D)   OAAE) None of the above
F) A) and B)

Exam 3: Adaptations to Terrestrial Environments

Explain the benefits and costs of increased transpiration in cotton.

Correct AnswerverifiedIncreased transpiration increases evapor...View AnswerShow Answer

Which is NOT used by animals to remove excess nitrogen?

Correct AnswerverifiedShow Answer

Explain why loam is good for agriculture.

Correct AnswerverifiedLoam contains a mix of sand, silt, and c...View AnswerShow Answer

Which heat transfer method occurs with contact?

Correct AnswerverifiedShow Answer

How can soil type affect salinization?

Correct AnswerverifiedSalinization is caused by repeated low a...View AnswerShow Answer

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

Correct AnswerverifiedShow Answer

The attraction between water molecules causes

Correct AnswerverifiedD

Explain how the C4 pathway reduces reliance on water.

Correct AnswerverifiedThe enzyme PEP can bind carbon dioxide a...View AnswerShow Answer

Accessory pigments in photosynthesis include

Correct AnswerverifiedShow Answer

Explain the similarities and differences between the C4 pathway and CAM pathway for photosynthesis.

Correct AnswerverifiedBoth methods reduce the water loss of th...View AnswerShow Answer

Which is NOT an adaptation for cotton growing in the state of Texas in the United States?

Correct AnswerverifiedA

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

Correct AnswerverifiedShow Answer

How are independent variables used in scientific experiments? What is an example of an independent variable and a related experiment?

Correct AnswerverifiedIndependent variables are believed to ca...View AnswerShow Answer

A nominal variable is also known as

Correct AnswerverifiedShow Answer

How does size affect heat exchange in animals?

Correct AnswerverifiedBecause a large animal will have a lower...View AnswerShow Answer

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

Correct AnswerverifiedShow Answer

Explain negative feedback with an example.

Correct AnswerverifiedNegative feedback is a mechanism by which a system returns to the original or desired state. For example, as an organism begins to cool, its body may begin shivering to produce additional heat.

Carbon-3 photosynthesis

Correct AnswerverifiedShow Answer

Which soil has the largest particles?

Correct AnswerverifiedShow Answer

Which compound is NOT used to store energy in photosynthesis?

Correct AnswerverifiedShow Answer

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Increased transpiration increases evapor...
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Correct Answer
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Loam contains a mix of sand, silt, and c...
View Answer

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Correct Answer
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Salinization is caused by repeated low a...
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Which photosynthesis method is best suited to warm, dry environments? I. C₃fixation II. C₄ fixation III. CAM (crassulacean acid metabolism)

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D

Explain how the C₄ pathway reduces reliance on water.

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The enzyme PEP can bind carbon dioxide a...
View Answer

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Explain the similarities and differences between the C₄ pathway and CAM pathway for photosynthesis.

Correct Answer
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Both methods reduce the water loss of th...
View Answer

Correct Answer
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A

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Correct Answer
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Independent variables are believed to ca...
View Answer

Correct Answer
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Correct Answer
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Because a large animal will have a lower...
View Answer

Correct Answer
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Correct Answer
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Negative feedback is a mechanism by which a system returns to the original or desired state. For example, as an organism begins to cool, its body may begin shivering to produce additional heat.

Correct Answer
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Correct Answer
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Correct Answer
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