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Plant Science > Plant Evolution > Flashcards

Plant Evolution Flashcards

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Biology 101 flashcards
1
Q

green algae

A

plant ancestors

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2
Q

bryophytes

A

2 on evolution list

new: cutin on leaves, multicellular gametangia

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3
Q

fern & allies

A

3 on evolution list

seedless vascular plant. Devonian period

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4
Q

major evolutionary events in seed plants

A

evolution of seeds& evolution of pollination

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5
Q

what changed with the evolution of seeds

A

pollination replaces sperm swimming to egg
adapted for terrestrial life
seed is sporophyte, embryo, food supply in protective coat
gametophyte is reduced and dependent on sporophyte

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6
Q

gymnosperm

A

4 on evolution list naked seed. wind pollination. woody plants.

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7
Q

angiosperm

A

5 on list

flowering plant

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8
Q

major evolutionary event with flowering plant

A

co evolved with pollinators
evolution of fruits

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9
Q

prokaryote

A
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10
Q

eukaryote

A
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11
Q

protista

A
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12
Q

pterophyta

A
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13
Q

xylem

A
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14
Q

phloem

A
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15
Q

algae has:

A

cell wall, neucleus, cell membrane, chloroplants

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16
Q

are plants 1 cell big

A
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17
Q

gaemtangia

A
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18
Q

alteration of generations

A
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19
Q

cutin

A
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20
Q

seed

A
21
Q

evolution of pollination

A
22
Q

diploid

A
23
Q

haploid

A
24
Q

sporophyte

A
25
Q

gametophyte

A
26
Q

what is skin for

A
27
Q

ginkophytes

A

only 1 species. tree with fan shaped leaves. ginko biloba

28
Q

cyadophyta

A

stem branched with terminal palm like leaves

29
Q

coniferophyta

A

cyads.
sporophylls modified into cones. wind pollinated. xylem with tracheids but no vessels

30
Q

sporophyll

A
31
Q

anthophyta

A

flowering plants. reproductive organs within flower. has ovary. seed in fruit. pollinated by insects and birds

32
Q

reproductive organs in plants

A
33
Q

monocot

A

parallel vineation.
ex. corn.

34
Q

dicot

A

net vineation
ex. bean

35
Q

gametes

A
36
Q

antheridium

A
37
Q

archegonium

A
38
Q

zygote

A
39
Q

embryo

A
40
Q

spores

A
41
Q

sporangium

A
42
Q

plant tissues:

A
43
Q

epidermis

A
44
Q

cortex

A
45
Q

xylem

A
46
Q

phloem

A
47
Q

perennial

A
48
Q

annual

A

Plant Science (7 decks)

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