Question 1

Match each description to the most appropriate term.
-cohesion-tension

Accepted Answer

A) theory of water movement through the xylem 
B) pipelines of the xylem 
C) a mutually beneficial association between a fungus and a young root 
D) structures on roots that house nitrogen-fixing bacteria 
E) pipelines of the phloem
F)evaporation from stems and leaves
G)actively transport sucrose into sieve tube members
H)theory of sugar movement through phloem 
A) theory of water movement through the xylem 
B) pipelines of the xylem 
C) a mutually beneficial association between a fungus and a young root 
D) structures on roots that house nitrogen-fixing bacteria 
E) pipelines of the phloem
F)evaporation from stems and leaves
G)actively transport sucrose into sieve tube members
H)theory of sugar movement through phloem

Question 2

Four of the five answers below are plant structures associated with roots. Select the exception.

Accepted Answer

A) mesophyll 
B) Casparian strip 
C) vascular cylinder 
D) endodermis 
E) pericycle 
A) mesophyll 
B) Casparian strip 
C) vascular cylinder 
D) endodermis 
E) pericycle

Question 3

-In the accompanying figure, which letter depicts a region of plant tissue where sugars are being produced or released from storage?

Accepted Answer

A) A 
B) B 
C) C 
D) D 
E) E 
A) A 
B) B 
C) C 
D) D 
E) E

Question 4

The stomata on plant leaves ____.

Accepted Answer

A) are only open at night 
B) are open when guard cells are swollen with water 
C) close when the osmotic pressure of guard cells increases 
D) are covered by the cuticle to reduce water loss 
E) open and close in response to sunlight only 
A) are only open at night 
B) are open when guard cells are swollen with water 
C) close when the osmotic pressure of guard cells increases 
D) are covered by the cuticle to reduce water loss 
E) open and close in response to sunlight only

Question 5

What would be the effects of the accidental seepage of fungicide into the soils surrounding a plant in a mycorrhizal relationship?

Accepted Answer

A) The plant would die. 
B) The plant's water and mineral supply would decrease. 
C) The plant would convert nitrogen gas to ammonia on its own. 
D) There would be no change in the plant. 
E) The plant would lose its nitrogen-fixing partner. 
A) The plant would die. 
B) The plant's water and mineral supply would decrease. 
C) The plant would convert nitrogen gas to ammonia on its own. 
D) There would be no change in the plant. 
E) The plant would lose its nitrogen-fixing partner.

Question 6

How is the Casparian strip of the endoderm protective?

Accepted Answer

The endodermis is a single layer of tigh

Question 7

The primary goal for using phytoremediation at J-Field, Aberdeen Proving Ground was to ____.

Accepted Answer

A) eliminate environmental contaminants from the air 
B) remove environmental contaminants from the soil 
C) increase plant diversity in the area 
D) foster growth of microbial communities 
E) protect a federally-listed endangered species 
A) eliminate environmental contaminants from the air 
B) remove environmental contaminants from the soil 
C) increase plant diversity in the area 
D) foster growth of microbial communities 
E) protect a federally-listed endangered species

Exam 26: Plant Nutrition and Transport

Match each description to the most appropriate term. -cohesion-tension

Four of the five answers below are plant structures associated with roots. Select the exception.

-In the accompanying figure, which letter depicts a region of plant tissue where sugars are being produced or released from storage?

The stomata on plant leaves ____.

What would be the effects of the accidental seepage of fungicide into the soils surrounding a plant in a mycorrhizal relationship?

How is the Casparian strip of the endoderm protective?

The primary goal for using phytoremediation at J-Field, Aberdeen Proving Ground was to ____.

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