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Plant Growth and Development > Seed Germination > Flashcards

Seed Germination Flashcards

1
Q

will become shoot - leaves and stems

A

epicotyl

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2
Q

protected inside the tesda or baby plant

A

embryo

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3
Q

Formula of seed

A

Seed plus ripened ova

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4
Q

seed leaf

A

cotyledon

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5
Q

connection between cotyledon and radicle

A

Hypocotyl

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6
Q

baby root

A

radicle

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7
Q

first rudimentary root that has the embryo

A

radicular

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8
Q

bud that is opposite side to the radicle

A

plumule

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9
Q

phases of germination

A
  • activation of embryo
  • elongation
  • emergence of radicle
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10
Q

states that seed germination is a mechanism in which morphological and physiological are altered

A

activation of embryo

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11
Q

before germination seeds absorb water

A

elongation

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12
Q

when it has grown out of the covering seed layers

A

emergence of radicle

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13
Q

seedling growth after radicle emergence

A

seedling establishment

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14
Q

rapid mobilization of stored food reserves

A

post germination process

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15
Q

requirements for germination

A
  • gases
  • temperature
  • water
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16
Q

types of seed germination

A
  • epigeal germination
  • hypogeal germination
17
Q

cotyledons are raised above ground

A

epigeal germination

18
Q

cotyledons remain the soil

A

hypogeal germination

19
Q

defined as a factor that illicit germination such as light temperature and moisture

A

trigger agents

20
Q

factors that must be present in seed germination

A

germination agent

21
Q

pattern of seed germination

A
  • phase 1 imbibition
  • phase 2 lag phase
  • phase 3 mobilization of reserve food
22
Q

dry seeds take up water rapidly by the process of

A

imbibition

23
Q

dry seeds take up water rapidly by the process of

A

imbibition

24
Q

embryo expands and the radical emerges from the seed coat

A

lag phase

25
Q

water uptake resumes due to a decrease as the seedling grows

A

mobilization of reserved food

26
Q

non-living starch endosperm consisting of thin walled cells

A

starchy endosperm

27
Q

produce hydrolytic enzymes that contribute to the degradation

A

aleurone layer

Plant Growth and Development (6 decks)

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