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Science > Plants chapters 29 & 30 > Flashcards

Plants chapters 29 & 30 Flashcards

(54 cards)

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1
Q

the Cycle including a gametophyte and a sporophyte

A

alternations of generations

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2
Q

the plant part that contains a plant embryo

A

Seed

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3
Q

These are vascular plants that produce flowers and fruits

A

angiosperms

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4
Q

The dominant stage in the life cycle of non vascular plants

A

gametophyte

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5
Q

the part of the plant that grows downward

A

root

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6
Q

These vascular plants produce seeds in cones

A

gymnospores

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7
Q

Leaf-like structures in ferns

A

fronds

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8
Q

The diploid form in a plants life cycle

A

sporophyte

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9
Q

The haploid form in a plants life cycle

A

Gametophyte

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10
Q

Ancestors of today’s land plants were probably___

A

Green algae

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11
Q

The dominant generation in the life cycle of vascular plants

A

sporophyte

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12
Q

Structure that protects the seed from drying out

A

Seed coat

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13
Q

Have 1 cotyledon

A

Monocots

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14
Q

mosses, hornworts, and liverworts reproduce by___ structure

A

spores

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15
Q

Parallel Veins

A

Monocots

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16
Q

vascular tissue that caries water and minerals

A

Xylem

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17
Q

Have 2 Cotyledons

A

dicots

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18
Q

Vascular tissue that carries food

A

Phloem

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19
Q

Flower parts in multiples of 3

A

monocots

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20
Q

This structure that contains sperm cell

A

Pollen

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21
Q

net veins

A

Dicots

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22
Q

Fiddleheads are produced by this plant

23
Q

Most widely cultivated crop in the UD

24
Q

Angiosperms are divided into these 2 groups

Study These Flashcards
A

Monocots & dicots

25
The world's best wheat growing area in the US
Great plains
26
Flower parts in multiples of 4 & 5
Dicots
27
More than 70% of the worlds cultivated farmland is used for growing __ ___
Cereal grains
28
2 plants that are used for medicine
Asprin & Echinacea
29
What is Asprin used for
Pain killer
30
What is Echinacea used for?
immune response
31
What are tubers
Underground stem
32
Example of tubers
white potato
33
What are 2 examples of non vascular plants
Livernorts, moss, hornworts
34
Example of vascular plants
Conifers, corn (anything you would grow in a garden
35
4 advantages of seeds
Reproductive success, period of dormancy, seed coat, store food
36
How do flowers make plant reproduction more efficient
they have both sperm & egg
37
What are the 2 examples of angiosperms
Monocots (corn) dicots (roses)
38
What are important uses of gymnosperms (trees)
construction, paper,, heat, oxygen
39
examples of gymnosperms
Conifers, cyycads, ginkgo, ghetophytes
40
what are 2 uses of angiosperms
Foood (corn, beans)
41
3 important cereal grains
Rice, wheat, corn
42
Why are soybeans an improtant food source
Source of protein
43
How are fruits important for angiosperms
They protect the seed & seed dispersal
44
What is the function of the cuticle
prevents water loss
45
what is an embryo
early stage of development
46
seed plants are
vascular plants that produce seeds
47
let's plants exchange oxygen and carbon dioxide
stoma
48
one pair of cells that open and close the stomata
guard cell
49
structure that contains a plant embryo
seed
50
a tissue made of soft-walled cells that carry organic nutrients
phloem
51
tissue made of hard-walled cells that carry water and mineral nutrients
xylem
52
the part of the plants body that grows mostly upward
shoot
53
the zone of actively dividing plant cells
meristem
54
hair like projections that attach a plant to a surface (non vascular plants)
rhizoids

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