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BIO II > Test 2 Plant Reproductive Strategies > Flashcards

Test 2 Plant Reproductive Strategies Flashcards

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Biology 101 flashcards
1
Q

What is the literal meaning of Angiosperms?

A

“Vessel” “Seed”

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2
Q

What do all Angiosperms have in common?

A

They produce flowers and fruits

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3
Q

How many species of Angiosperms are there?

A

240k

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4
Q

What are the two groups of Angiosperms?

A

Monocots & Dicots

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5
Q

What is the definition of a flower?

A

Sexual reproductive structure of plants, especially of angiosperms (flowering plants)

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6
Q

What are monoecious flowers?

A

Monoecious plants have male flowers and female flowers in separate structures on the same plant. “Mono” means one - and the term “monoecious” is literally “one house”. The same plant houses different flowers, some being male the others being female

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7
Q

What are complete flowers?

A

A flower having sepals, petals, stamens, and pistils is complete; lacking one or more of such structures, it is said to be incomplete

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8
Q

What are bisexual flowers?

A

One that possesses both male (pollen-producing) and female (seed-producing) parts;

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9
Q

What are dioecious flowers?

A

Dioecious plants house the male and female flowers on different plants. So not only does the plant have separate male/female flowers, they have male plants (with only male flowers) and female plants (with only female flowers).

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10
Q

What are incomplete flowers?

A

A flower having sepals, petals, stamens, and pistils is complete; lacking one or more of such structures, it is said to be incomplete.

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11
Q

What are unisexual flowers?

A

Possesses either stamens or carpels but not both. A plant may be unisexual (dioecious), possessing only male flowers or female flowers; or it may be monoecious with male and female reproductive organs borne in the same flower or in different unisexual flowers but on the same plant.

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12
Q

What is the inflorescence of a dogwood tree?

A

Head

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13
Q

What is the difference in a sterile and reproductive flower series?

A

Sterile don’t make pollen or egg.

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14
Q

What is a calyx? What is its function?

A

The outer and first part of the flower. Petals and everything else forms in the calyx until it it ready to bloom.

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15
Q

What are sepals that look like petals called?

A

Tepal

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16
Q

What are the leaves that look like petals called?

A

Bracts

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17
Q

What is the corolla?

A

The petals of a flower, typically forming a whorl within the sepals and enclosing the reproductive organs.

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18
Q

What is the perianth?

A

The outer part of a flower, consisting of the calyx (sepals) and corolla (petals).

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19
Q

LM: of Androecium?

A

House of man

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20
Q

2 parts of the stamen

A

Anther & filament

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21
Q

What is the function of the anther?

A

Make pollen. Tip of the flower’s stamen (male reproductive organs) - it contains pollen

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22
Q

What is the literal meaning of Gynoecium?

A

Female house

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23
Q

What are the 3 parts of the pistil?

A

Stigma, neck or style, and ovary

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24
Q

What is the function of the ovary?

A

Where egg matures. Enlarged base.

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25
Q

What is the name of an ovary that is above the leaf?

A

Superior or epigynous

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26
Q

What is the name of an ovary that is below the leaf?

A

Inferior or hypogynous

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27
Q

What is a fruit?

A

Ripened ovary

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28
Q

Do oaks and hickories have fruit?

A

Yes

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29
Q

What is a dehiscent and indehiscent fruit?

A

Dehiscents split open and idehiscents do not split open

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30
Q

What is the pericarp?

A

Outside of the fruit. Around the carpal

31
Q

Which fruit type is most abundant?

A

Legume

32
Q

Which part of a peach is the exocarp?

A

Skin

33
Q

Which part of the peach is the mesocarp?

A

“fleshy” part

34
Q

Which part of the peach is the endocarp?

A

Pit/seed

35
Q

Is the endocarp ever edible?

A

yes

36
Q

What do the pepo and hesperidium have in common?

A

Both are berries

37
Q

What are false fruits?

A

Accessory fruits

38
Q

Why is it said that a tomato is a fruit sold as a vegetable?

A

Botanically a fruit but is taxed as a vegetable

39
Q

How do fruits help plants spread their seed?

A

Pass in digestive system, hitch a ride, get discarded.

40
Q

Why is the peanut not a nut?

A

Legume

41
Q

What is the literal meaning of angiosperm?

A

Seed in a vessel

42
Q

Who was the magnolia named for?

A

Pierre Mangol

43
Q

What is the name of the female gamete?

A

Female gametes are also called eggs or ova.

44
Q

What is the name of the male gamete?

A

Sperm

45
Q

How many cells in a pollen grain?

A

At least one

46
Q

What are the two stages of an angiosperm life cycle?

A

Gametic, sporic (life cycle of “all” land plants)

47
Q

Name some pollinators of angiosperms.

A

Bees, bats, wind, water, birds, humans

48
Q

What two cells are fertilized during double fertilization?

A

Egg & polar nuclei

49
Q

Where do microspores develop?

A

Anther

50
Q

Where do megaspores develop?

A

Ovule

51
Q

What is a megaspore mother cell?

A

Gerative egg cell. MC divide to form the megaspore, 3 die.

52
Q

What is a polar nucleus?

A

When the two cells fuse in a mature egg

53
Q

What are antipodals?

A

3 cells away from the egg

54
Q

What are synergids?

A

2 cells adjacent to the egg that nourish

55
Q

What is the micropyle?

A

Opening to the carpal (where sperm enters to fertilize)

56
Q

What is the family of the buttercup?

A

Ranunculaceae

57
Q

What is the family of the laurel?

A

Lauraceae

58
Q

What is the family of the poppy?

A

Papaveraceae

59
Q

What is the family of the mustard?

A

Brassicaceae

60
Q

What is the largest family of dicots?

A

Legumes

61
Q

What is the name of the pea family?

A

Legume

62
Q

What is a lactifer?

A

Sapp that looks like milk. Rubber plant.

63
Q

What is the name of the cactus family?

A

Cactaceae

64
Q

What is the name of the nightshade family?

A

Solanaceae

65
Q

What is unique about nightshades?

A

All poisonous

66
Q

Do nightshades have vines?

A

Yes

67
Q

What is the name of the carrot family?

A

Apiaceae

68
Q

What is the name of the sunflower family?

A

Asteraceae

69
Q

What is the largest family of angiosperms?

A

Poaceae

70
Q

What is the family name of the grasses?

A

Poaceae

71
Q

Examples of grasses?

A

Corn, wheat, rice, barley, and millet

72
Q

What is the name of the lily family?

A

Liliaceae

73
Q

What is hemp?

A

Fibrous durable plant. Clothes, ropes, etc

74
Q

What family has most grains?

A

Poaceae aka Grass

BIO II (6 decks)

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