Plants Flashcards

(72 cards)

1
Q

how do ferns reproduce?

A

brown dots on the leaves mean that the plant is reproducing (dots are spores)

the plant undergoes meiosis to produce these spores

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2
Q

What phylum to angiosperms belong to?

A

Anthophyta

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3
Q

what is a common name for flowering plants?

A

angiosperms

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4
Q

what is the haploid stage called?

A

gamephyte

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5
Q

what is the name of horn worts?

A

anthocerophyta

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6
Q

what is the main pigment in plants?

A

chlorophyll

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7
Q

what is a cuticle

A

a waxy skin that waterproofs bryophytes

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8
Q

what were the first plants?

A

green algae

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9
Q

what stage do bryophytes spend most of their time in?

A

gametophyte stage

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10
Q

What is the nickname for vascular plants?

A

Tracheophytes

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11
Q

what polysaccharide do plants have?

A

cellulose

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12
Q

what purpose does a seed serve?

A

protective shell with food inside that lies dormant until environmental conditions are right for germination

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13
Q

what is a living fossil?

A

can be found in the fossil record for millions of years and have not changed much since then

ex: gynkophyta

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14
Q

What are cotyledons?

A

Part of the seed that eventually becomes a leaf

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15
Q

why to plants have fruits?

A

attract animals that will spread a plants seeds

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16
Q

how do gymnosperms differ from angiosperms?

A

they have seeds but no fruits or flowers

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17
Q

What is endosperm?

A

Nutrition for the plants embryo in the seed

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18
Q

what is the main example of pterophyta?

A

ferns

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19
Q

what are the 3 phyla that make up bryophytes?

A

hepaticophyta
anthocerophyta
bryophyta

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20
Q

what are gemmae?

A

the cells within gemmae cups that splash out and grow new plants when it rains

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21
Q

in bryophytes, how to the egg and sperm come into contact?

A

when it rains, water carries the sperm to the waiting egg

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22
Q

what are cotyledons?

A

leaf-like structures in seeds

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23
Q

What is the receptacle?

A

The base of a flower

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24
Q

what are female pine cones called?

A

ovulate

generally larger

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25
what is the most common type of plant?
flowering plants (angiosperms)
26
what is special about the seeds on pines?
have a wing hanging off to help it travel farther
27
what is the male part of a flower called?
stamen
28
what are gemmae cups?
cup-like structures in liverworts that hold gemmae
29
what are the 3 types of plant tissue?
dermal, ground, and vascular
30
why do flowers have petals?
to attract a pollinator
31
what are ovules?
compartments within the ovary, each ovule produces an egg
32
name some examples of fleshy fruits
tomatoes, strawberries, apples
33
what makes something a dicot?
2 cotyledons net-like pattern of veins vascular tissues form a ring
34
what does the anther do?
undergoes meiosis and produces sperm and pollen
35
what is the name of female parts in bryophytes?
archegonia
36
what purpose does the leaf serve?
photosynthesis
37
what is the name of mosses?
bryophyta
38
What are the male parts of flowers called?
Stamen
39
what are coniferophyta?
conifers
40
what is the stigma?
a sticky pollen catcher in the female part of the flower
41
what purpose do stems serve?
supportive, gets it off the ground
42
what are lycophytes?
look like mosses but are closer related to ferns have vascular tissue
43
Name the 4 major plant groups
Nonvascular land plants, seedless vascular plants, gymnosperms, angiosperms
44
What are male pine cones called?
Staminate
45
what makes something a monocot?
embryo has 1 cotyledon veins are parallel to the leaf vascular bundles are scattered throughout the stem
46
what are some examples of bryophytes?
mosses, liverworts, horn worts
47
what does vascular tissue provide a plant?
provides efficient transportation and allows the plant to be larger
48
what is the diploid stage called?
sporophyte
49
what purpose do roots serve?
anchor and absorption
50
What are the needles on pine trees?
Modified leaves
51
what is the name of the water storage unit in plant cells?
central vacuole
52
what were the first land plants?
bryophytes
53
what phylum do angiosperms belong to?
anthophyta
54
what are the parts of the stamen?
filament and anther
55
What is a female pine cone called?
Ovulate
56
what did bryophytes evolve that allowed them to move onto land?
a waxy cuticle that waterproofs their skin
57
what is the name of liverworts?
hepaticophyta
58
what phylum had the first vascular tissue?
pterophyta
59
what is the kingdom that plants are in?
plantae
60
what are the parts of the carpel?
ovary, style, and stigma
61
what are the 2 types of angiosperms?
monocots and dicots
62
Where are the seeds in conifers?
In the cones
63
name some examples of dry fruits
beans, peas, sunflower seeds, nuts
64
what is the female part of the flower called?
carpel
65
what is the name of male parts in bryophytes?
antheridia
66
about how many plant species have been identified?
~300,000
67
What purpose does the staminate serve in conifers?
Produces sperm; packages sperm in pollen for protection
68
name the genus's within gymnosperms
coniferophyta gynkophyta cycadophyta gnetophyta
69
what are the two types of fruits?
fleshy fruits and dry fruits
70
what is the recepticle?
the base of the flower
71
what are male pine cones called?
staminate | generally smaller
72
what is endosperm?
nutrition within a seed