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Bio2 Lecture > Chapter 30 > Flashcards

Chapter 30 Flashcards

1
Q

Vascular, seed bearing plants are _______ dominant

A

Sporophyte

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2
Q

Megasporophyll

A

megaspores produce female gametophytes

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3
Q

Microsporophyll

A

microspores produce male gametophytes

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4
Q

Vascular = ________
Nonvascular = ________

A

Sporophyte dominant
Gametophyte dominant

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5
Q

Derived characteristics of Vascular seed-bearing plants:(5)

A
  1. Reduced gametophyte
  2. Heterospory
  3. Ovules and production of eggs
  4. Pollen and production of sperm
  5. Seeds
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6
Q

Megasporangium –> Megaspore –>

A

Female Gametophyte –> Egg

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7
Q

Microsporangium –> Microspore –>

A

Male Gametophyte –> Sperm

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8
Q

Ovules consist of: (3)

A
  • Megasporangium
  • Megaspore
  • Protective integument(s)
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9
Q

Amount of integuments:
Gymnosperm …
Angiosperm …

A
  • Gymnosperm have 1 integument
  • Angiosperm have 2 integuments
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10
Q

Advantage of seeds over spores: (4)

A
  • Protected
  • Can lay dormant
  • Has a food supply
  • Transported in a much larger range
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11
Q

Angiosperm are…

A

flowering plants with seeds within their fruit.

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12
Q

Gymnosperm are…

A

usually evergreen with the seeds in their cones.

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13
Q

Four Phyla of Gymnosperms:

A

a. Cycadophyta (cycads)
b. Ginkgophyta (Ginkgo bilboa)
c. Gnetophyta
d. Coniferophyta (pine, fir, redwoods)

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14
Q

1 Phyla of Angiosperms:

A

Anthophyta

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15
Q

Basic parts of a flower:

A
  • Ovule
  • Petal
  • Pistal (Stigma, style, ovary)
  • Stamen (Anther, filament)
  • Sepal
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16
Q

2 Clades of Angiosperms:

A

Monocots and Eudicots

17
Q

Monocots: (6 facts)

A
  1. One cotyledon
  2. Veins usually parallel
  3. Vascular tissue scattered
  4. Roots system usually fibrous
  5. Pollen grain with one opening
  6. Floral organs usually in multiples of three
18
Q

Eudicots: (6 facts)

A
  1. Two cotyledon
  2. veins usually netlike
  3. Vascular tissue usually arranged in ring
  4. Taproot usually present
  5. Pollen grain with three openings
  6. Floral organs usually in multiples of 4 or 5
19
Q

KNOW THE PARTS OF A FLOWER

A

OKAY!!!

20
Q

KNOW THE GYMNOSPERM PLANT LIFE CYCLE

A
21
Q

KNOW VASCULAR SEED DEVELOPMENT

A

Bio2 Lecture (13 decks)

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