Exam 24: Plant Growth, Hormones, and Engineering

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Match the following cells/tissues with the proper chromosome number. Match the following cells/tissues with the proper chromosome number.

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6. a; 7. b; 8. b; 9. c; 10. a

Match the following plant hormones with their appropriate function.
auxin
This hormone is primarily responsible for the phototropic response.
gibberellin
Dwarf plants are deficient in this hormone.
cytokinin
This hormone causes leaves to drop and fruits to ripen.
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Responses:
auxin
This hormone is primarily responsible for the phototropic response.
gibberellin
Dwarf plants are deficient in this hormone.
cytokinin
This hormone causes leaves to drop and fruits to ripen.
abscisic acid
This hormone counteracts growth regulators and causes dormancy.
ethylene
This hormone stimulates cell division and the activation of lateral buds.
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Match the following plant hormones with their appropriate function. Match the following plant hormones with their appropriate function.

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1. a; 2. b; 3. e; 4. d; 5. C

Match the following plant responses with the proper description
negative tropism
root growth toward water
gravitropism
response to gravity
phototropism
a response to touch
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Responses:
negative tropism
root growth toward water
gravitropism
response to gravity
phototropism
a response to touch
hydrotropism
a response to light
thigmotropism
a response away from the stimulus
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Match the following cells/tissues with the proper chromosome number.
a mature flowering plant
diploid
microspores
haploid
megaspores
triploid
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Responses:
a mature flowering plant
diploid
microspores
haploid
megaspores
triploid
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Match the following plant responses with the proper description. Match the following plant responses with the proper description.

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Match the following plant cells/tissues with the proper description
epicotyl
the portion of stem between the cotyledons and the embryonic root
hypocotyl
the embryonic stem
cotyledon
the fleshy seed leaves
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Responses:
epicotyl
the portion of stem between the cotyledons and the embryonic root
hypocotyl
the embryonic stem
cotyledon
the fleshy seed leaves
the peanut shell
the fruit
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Match the following plant cells/tissues with the proper description. Match the following plant cells/tissues with the proper description.

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