Extra Practice (Chapter 39): The loss of nutrients via washing by rain is called
a. erosion
b. filtering
c. leaching
d. binding
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C. Leaching
Describe adaptations that prevent or limit the loss of water.
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1. Thick cuticle on the upper surface
2. Several layers of epidermis
3. Stomata located on underside of leaves (in deep pits)
, 4. Modified leaves (ex. Needlelike leaves)
*Chapter 38
Extra Practice (Chapter 37): Wood is
a. produced by the cork cambium
b. produced by the secondary xylem
c. produced by the secondary phloem
d. produced by the apical meristem
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B. Produced by the secondary xylem
Describe how water moves through plants with the following terms solute, water
potential, transpiration, root pressure, surface tension, cohesion and adhesion.
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*Chapter 38
Extra Practice (Chapter 37): The term for an individual changing in response to the
environment is
a. natural selection
b. allele frequency modulation
c. phenotypic plasticity
d. artificial selection
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, C. Phenotypic plasticity
Discuss the effects of gibberellins on seed germination.
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Seeds have to undergo a period of dormancy before they germinate,
gibberellins initiates seed germination.
*Chapter 40
Extra Practice (Chapter 39): Soil texture is important because
a. texture affects the ability of roots to penetrate
b. texture affects the soil's ability to hold water
c. texture and water content dictate oxygen availability
d. all of the above answers are correct
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D. All of above answers are correct
Extra Practice (Chapter 39): Which of the following experiments is the best way to
determine if an element is essential for
plant growth?
a. Measure the amount of the element stored in plant tissues.
b. Measure the amount of the element in the soil after plant growth.
c. Measure the weight of the plant and soil before and after plant growth.
d. Grow a plant using hydroponics with and without the element.
Give this one a try later!
a. erosion
b. filtering
c. leaching
d. binding
Give this one a try later!
C. Leaching
Describe adaptations that prevent or limit the loss of water.
Give this one a try later!
1. Thick cuticle on the upper surface
2. Several layers of epidermis
3. Stomata located on underside of leaves (in deep pits)
, 4. Modified leaves (ex. Needlelike leaves)
*Chapter 38
Extra Practice (Chapter 37): Wood is
a. produced by the cork cambium
b. produced by the secondary xylem
c. produced by the secondary phloem
d. produced by the apical meristem
Give this one a try later!
B. Produced by the secondary xylem
Describe how water moves through plants with the following terms solute, water
potential, transpiration, root pressure, surface tension, cohesion and adhesion.
Give this one a try later!
*Chapter 38
Extra Practice (Chapter 37): The term for an individual changing in response to the
environment is
a. natural selection
b. allele frequency modulation
c. phenotypic plasticity
d. artificial selection
Give this one a try later!
, C. Phenotypic plasticity
Discuss the effects of gibberellins on seed germination.
Give this one a try later!
Seeds have to undergo a period of dormancy before they germinate,
gibberellins initiates seed germination.
*Chapter 40
Extra Practice (Chapter 39): Soil texture is important because
a. texture affects the ability of roots to penetrate
b. texture affects the soil's ability to hold water
c. texture and water content dictate oxygen availability
d. all of the above answers are correct
Give this one a try later!
D. All of above answers are correct
Extra Practice (Chapter 39): Which of the following experiments is the best way to
determine if an element is essential for
plant growth?
a. Measure the amount of the element stored in plant tissues.
b. Measure the amount of the element in the soil after plant growth.
c. Measure the weight of the plant and soil before and after plant growth.
d. Grow a plant using hydroponics with and without the element.
Give this one a try later!
