Reproductive Structures Flashcards

1
Q

vascular cambium produces how many layers of xylem and phloem

A

8-10 layers of xylem
1-2 layers of phloem

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2
Q

after a year of growth what forms

A

additional layer of xylem and phloem

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3
Q

after two years of growth what forms

A

two layers of xylem (secondary 1 and 2)
phloem is not distinguished

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4
Q

after three years of growth what forms

A

three xylem layers (1 primary, 2 secondaries)
youngest is near to the vascular cambium

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5
Q

can be differentiated by the size of the cells

A

summer wood/spring wood

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6
Q

what type of wood is smaller

A

summer dry season wood

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7
Q

what type of wood is large

A

spring wood/wet season

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8
Q

makes up the x-section of a tree

A

secondary xylem layers

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9
Q

tissues that cells are dividing, producing layers of cork

A

cork cambium

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10
Q

made up of periderm and living phloem

A

bark

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11
Q

removal of bark to kill large trees enroaching on a habitat

A

girdling

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12
Q

modified stems examples that are above ground

A

stolons/runners
tendrils.twining shoots
thorns
succulent stems

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13
Q

modified stems that are below ground

A

bulb
rhizomes
corms
stem tubers

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14
Q

also called bulliform cells

A

motor cells

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15
Q

important in the protection against desiccation

A

motor cells

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16
Q

plants that lose water and cause the unfolding of the eleaves

A

motor cells

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17
Q

stomata in dicot leaves

A

hypostomatic (bottom)

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18
Q

stomata in monocot leaves

A

amphistomatic (either flow)

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19
Q

bulliform in monocot leaves

A

present in some

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20
Q

bulliform in monocot leaves

A

present in upper epidermis

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21
Q

mesophyll in dicot leaves

A

differentiated into palisade and spongy

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22
Q

mesophyll in monooct leaves

A

undifferentiated

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23
Q

examples of modified leaves

A

spines
bracts
tendrils
window leaves
succulent
insect trapping

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24
Q

attract pollinators to small flowers

A

bracts

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25
Q

can either be modified stem or leaves

A

tendrils

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26
Q

highly specialized shoot for sexual reproduction

A

flower

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27
Q

flower facilitates the important events of the process which also refers to gamete formation

A

meiosis

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28
Q

flower facilitates the important events of the process which also refers to fusion

A

fertilization

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29
Q

not affected by environmental factors thus used as a tool for angiosperms classification

A

flowers

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30
Q

essential parts of a flower

A

stamen and pistil

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31
Q

male reproductive structure of the flower which produces the pollen

A

stamen

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32
Q

stamens of a single flower

A

andorecium

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33
Q

parts of a stamen

A

anther
pollen sacs
filament

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34
Q

large terminal portion containing pollen sacs

A

anther

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35
Q

cavities of the anther where pollen grains are formed

A

pollen sacs

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36
Q

stalk of the anther

A

filament

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37
Q

the female reproductive structure of a flower, composed of one or more carpels

A

pistil

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38
Q

pistils of a single flower

A

gynoecium

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39
Q

parts of a pistil

A

ovary
ovule
stigma
style

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40
Q

enlarged basal portion containing the ovule

A

ovary

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41
Q

cavities in the ovary containing the egg cell, attached to the ovary

A

ovule

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42
Q

terminal sticky portion of the pistil

A

stigma

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43
Q

long slender structure connecting the ovary to the stigma

A

style

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44
Q

label the parts of a generalized solitary flower

A

grade your score accordingly

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45
Q

label the parts of a generalized composite flower

A

grade your score accordingly

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46
Q

accesory parts of a flower

A

perianth
receptacle
peduncle

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47
Q

has frond (containing spores)

A

fern

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48
Q

thin, expanded structures surrounding the essential parts of the flower

A

perianth

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49
Q

composed of corolla and calyx

A

perianth

50
Q

interior part of the perianth that is attached to the calyx

A

petal

51
Q

usually conspicuously colored

A

petals

52
Q

petals of a single flower

A

corolla

53
Q

exterior part of the perianth, the outermost parts of the flower

A

sepal

54
Q

pedicel vs peduncle

A

pedicel (inflorescence)
peduncle (solitary)

55
Q

outermost part of the plant

A

calyx (sepal)

56
Q

2nd outermost part of the plant

A

petals

57
Q

3rd whorl of the plant

A

stamen

58
Q

4th whorl of the plant

A

pistil

59
Q

body cavity

A

coelom

60
Q

sepals of a single flower

A

calyx

61
Q

the region of the floral shoot where the parts of the flower are attached, the floral base

A

receptacle

62
Q

the stalk of the flower in an inflorescence

A

peduncle

63
Q

types of flowers can be described in: (8 items)

A

essential parts
distribution of unisexual flowers
floral parts
shape or form
number of flowers in a stalk
degree of fusion or floral parts
position of the ovary
cluster or inflorescence

64
Q

both have stamen and pistil

A

perfect (bisexual)

65
Q

only one reproductive structure

A

imperfect (unisexual)

66
Q

flowers without pistils

A

staminate

67
Q

flowers without stamens

A

pistilate

68
Q

pistil vs carpel

A

3 carpels = 1 pistil

69
Q

arrange the following

gynoecium
pistil
carpel

A

carpel -> pistil -> gynoecium

70
Q

when both staminate and pistilate flowers are borne on the same plants

A

monoecious

71
Q

when staminate are borne by one plant and pistilate by another plant

A

dioecious

72
Q

if all the four floral sets, corolla, calyx, stamens and pistils, are present in one flower

A

complete flower

73
Q

if one or more of the floral sets are absent in a flower

A

incomplete

74
Q

a single flower at the end of the peduncle

A

solitary

75
Q

a group of many small flowers arranged to give the appearance of a single flower, composed of ray flowers and disc flowers

A

composite

76
Q

frequently sterile or pistilate and have large bilateral corollas (composite flowers)

A

ray flowers

77
Q

(composite flowers) generally complete and with small radial corollas

A

disc flowers

78
Q

when parts of each floral set is of the same shape and size, exhibits radial symmetry

A

regular

79
Q

when some parts of one or more floral sets differ in shape or size from other parts of the same floral sets

A

irregular

80
Q

parts of the same floral set fused together

A

connotation

81
Q

parts of another floral set fused together

A

adnation

82
Q

sepals, petals, and stamens are attached to the receptacle under the superior ovary

A

hypogynous flower

83
Q

the pistil is sunken into the receptacle with sepals, petals, and stamens are attached above the inferior ovary

A

epigynous flower

84
Q

the pistil is in the bottom of a concave receptacle to the edges of which sepals, petals, and stamens are attached in line with half-superior and half superior ovary

A

perigynous flower

85
Q

corn plants are what (monoecious/dioecious)

A

monoecious

86
Q

developed from the integument of the ovary

A

fruit wall

87
Q

also called the pericarp

A

fruit wall

88
Q

enclosing the seed and help in its dispersal

A

fruit wall

89
Q

three distinct layers of the fruit wall

A

exocarp
mesocarp
endocarp

90
Q

the outer layer of the fruit wall usually forms the skin of the fruit

A

exocarp

91
Q

the middle layer of the fruit wall usually the edible fleshy portion

A

mesocarp

92
Q

the inner layer of the fruit usually the hard shell around the seed

A

endocarp

93
Q

form single ovary of a single flower, e.g. tomatoes, mangoes, oranges, watermelons, coconuts, apples

A

simple fruits

94
Q

types of fruits characterized by:

A

composition or structure
as to consistency

95
Q

form several ovaries of a single flower, e.g. atis, guyabano (sour sop), strawberries

A

aggregate fruits

96
Q

form ovaries of several flowers borne close together on a common axis, e.g. pineapples, jackfruit, durian

A

multiple or collective fruit

97
Q

soft and pulpy at maturity

A

fleshy fruits

98
Q

`derived from a simple or compound ovary; contains one to many seeds; most of the pericarp is fleshy, e.g. tomatoes

A

berry

99
Q

modified berry with a separable leathery rind composed of exocarp and mesocarp, endocarp is fleshy, e.g. oranges

A

hesperidium

100
Q

modified berry with an inseparable rigid rind composed of the exocarp, mesocarp, and endocarp form the flesh, e.g. cucumber, watermelon

A

pepo

101
Q

thin skin (exocarp) surrounds fleshy or fibrous mesocarp, endocarp at center forms a stony wall around the seed, e.g. coconut, peach, almond, cherry, mango

A

drupe

102
Q

dry and hard or papery at maturity, split open along one or more sutures or seams

A

dehiscent fruits

103
Q

forms a single carpel, split open along the margin

A

follicle

104
Q

forms from a single carpel, split open along two margins

A

legume

105
Q

forms from superior ovary with two locules, at maturity, pericarp separates into three portions

A

silique

106
Q

form from two or more fused carpels, splits open along multiple seams, or form pores, or forms a lid-like cap that falls off

A

capsules

107
Q

do not split by definite seam or pores at maturity

A

dry indehiscent fruits

108
Q

single-seeded fruit in which seed is attached to pericarp at only one point, e.g. sunflower, dandelion, cosmos

A

achene

109
Q

winged achene, e.g. narra, apitong, palosanto, maple

A

samara

110
Q

fruit consisting of two carpels that split into two-seeded halves, e.g. carrot, celery, makahiya, parsley

A

schizocarp

111
Q

single-seeded fruit in which seed is completely fused to thepericarp, e.g. corn, wheat, rice, oat, barley

A

grain/caryopsis

112
Q

single-seeded fruit derived from compound ovary, possesses a hard pericarp, e.g. pili, macadamia, hazelnut, walnut, cashew

A

nut

113
Q

the pome fruit in which the flesh derived from the which tissue

A

receptacle tissue

114
Q

the drupe and berry fruit the pome fruit in which the flesh derived from the which tissue

A

ovarian tissue

115
Q

eondcarp hard and stony; ovary single seeded

A

drupe

116
Q

endocarp fleshy and slimy, many seeded

A

berry

117
Q

two types of berry

A

hesperidium
pepo

118
Q

the enlarged matured ovule containing the embryo and stored nutrient, the endosperm

A

seed

119
Q

identify if the food is fruit or vegetable in your notebook

A

grade your score accordingly

120
Q

structure of the seed

A

seed coat
embryo
endosperm

121
Q

outer covering of a seed from the integuments of the ovule

A

seed coat