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PBSCI- MODULE 1 > flowers and pollination > Flashcards

flowers and pollination Flashcards

1
Q

sexual vs asexual reproduction

A

oki.

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2
Q

structure of flowers

A

pedicel
receptacle
appendages

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3
Q

types of appendages

A

perianths
stamens
carpels

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4
Q

flower stalk

A

pedicle

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5
Q

holds the flower part

A

receptacle

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6
Q

sepals + petals

A

perianths

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7
Q

male part

A

stamens

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8
Q

female part

A

carpels

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9
Q

parts of perianths

A

sepals (calyx)

petals (corolla)

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10
Q

protects flowers when in bud

A

sepals

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11
Q

attracts pollinating insects

A

petals

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12
Q

parts of the stamen

A

anther

filament

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13
Q

lobes containing pollen sacs

A

anther

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14
Q

stalk that holds the anther

A

filament

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15
Q

parts of carpel

A

stigma
style
ovary

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16
Q

receives the pollen

A

stigma

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17
Q

supports the stigma

A

style

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18
Q

contains ovules that store the female gametes

A

ovary

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19
Q

classification of flowers

A

complete
incomplete
perfect
imperfect

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20
Q

possess all 3 appendages

A

complete

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21
Q

lack one or more appendages

A

incomplete

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22
Q

possess both stamen and carpel

A

perfect

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23
Q

possess either stamen or carpel but not both

A

imperfect

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24
Q

holds the ovary

A

hypanthium or floral cup

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25
Q

ovary positions

A

hypogenous
perigenous
epigenous

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26
Q

superior ovary

A

hypogenous

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27
Q

hypanthium surrounds the ovary

A

perigenous

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28
Q

inferior ovary

A

epigenous

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29
Q

they are located inside the ovary

A

ovules

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30
Q

attaches the ovaries to the ovule

A

funiculus

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31
Q

structures of the ovules

A 
integuments 
nucellus
embryo sac
micropylar end
chalazal ends
synergids
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32
Q

opening that allows pollen to enter the ovule

A

micropylar ends

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33
Q

opposite of micropylar end where nucleus is joined by integuments

A

chalazal ends

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34
Q

produce signals that guides the pollen

A

synergids

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35
Q

protective layer surrounding the ovule

A

integuments

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36
Q

inner structure of theyro ovule. develops into endosperm

A

nucellus

37
Q

produces the egg cells for fertilization

A

embryo sac

38
Q

transfer of pollen grains from another to stigma

A

pollination

39
Q

same flower or another flower of the same plant

A

self-pollination

40
Q

flowers from different plants

A

cross-pollination

41
Q

kinds of pollination

A

self-pollination
cross-pollination
wind pollination
animal pollination

42
Q

contains microgametophytes of seed plants

A

pollen grains

43
Q

produces male gametes

A

microgametophytes

44
Q

also known as zyngamy

A

fertilization

45
Q

fusion of gametes

A

fertilization

46
Q

they are groups of flowers that may all open at the same time and will follow an orderly progression to maturation

A

inflorescense

47
Q

structure of seeds

A

embryo
endosperm
seed coat

48
Q

parts of embryo

A

radicle
cotelydon
epicotyl/plumule
hypocotyl

49
Q

an immature plant from which a new plant will grow

A

embryo

50
Q

embryonic root

A

radicle

51
Q

seed leaf

A

cotelyedon

52
Q

shoot apex above the attachment of cotelydon

A

epicotyl/plumule

53
Q

connects the radicle to cotelyedon

A

hypocotyl

54
Q

nutritive tissue that feeds the embryo

A

endosperm

55
Q

outer covering of the seed

A

seed coat

56
Q

resumption of the growth of a seed or a spore

A

germination

57
Q

factors of germination

A

viable
dormancy
water and oxygen
light or its absence

58
Q

epigeal vs hypogeal germination

A

k.

59
Q

types of fruits

A

simple

compound

60
Q

developed from a single carpel or fused ovaries of one flower

A

simple fruits

61
Q

kinds of compound fruits

A

aggregate

multiple

62
Q

types of simple fruits

A

fleshy

dry

63
Q

kinds of fleshy fruits

A 
berry 
pome 
hesperidium 
drupe 
pepo
64
Q

all layers are soft

A

berry

65
Q

leathery and papery endocarp

A

pome

66
Q

leathery exocarp

A

hesperidium

67
Q

hard endocarp

A

drupe or stone fruit

68
Q

exocarp is a hard rind

A

pepo

69
Q

split opens along sutures

A

dehiscent

70
Q

do not split open

A

indehiscent

71
Q

types of dry simple fruits

A

dehiscent indehiscent

72
Q

kinds od dehiscent

A 
follicle 
legume
silique 
schizocarp 
capsule
73
Q

split opens along one sutures

A

follicle

74
Q

split open along two sutures

A

legume

75
Q

characteristics of Brassicaceae family

A

silique

76
Q

compound ovaries break into individual carpels

A

schizocarp

77
Q

split open along multiple sutures

A

capsule

78
Q

split open along the lines of fusion

A

hyperium

79
Q

split open between the lines of fusion

A

iris

80
Q

splits into top and bottom half

A

primerose

81
Q

split open by opening by small pores

A

poppy

82
Q

kinds of dry indehiscent fruits

A

caryopsis
achene
samara
nut

83
Q

simple and small containing only one seed.

seed coat is fused to the fruit wall

A

caryopsis

84
Q

seed and fruit remain distinct.

fruit wall is thin and papery

A

achene

85
Q

one-seeded fruit with wing like outgrowths of the ovary

A

samara

86
Q

develops from a compound pistil.

pericarp is hard at maturity

A

nut

87
Q

devdeloped from a single flower with different carpels

A

aggregate

88
Q

developed from carpels of many flowers that grows close on a common floral stalk

A

multiple

PBSCI- MODULE 1 (5 decks)

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