Plants

Question 1

What is alternation of generation?

Answer 1

A process that all plants go through that results in 2 stages of adult life.

Question 2

What is a sporophyte?

Answer 2

A sporophyte is something that reproduces asexually in order to make spores.

Question 3

What is a gametophyte?

Answer 3

A gametophyte is something a sexual unit of reproduction. ie: sperm and egg

Question 4

What is fertilization?

Answer 4

sperm cell fuses with the egg cells

Question 5

What are the two types of adult generations?

Answer 5

gameteophytes and sporophytes

Question 6

What happens during the sporophyte generation?

Answer 6

The spores are created

Question 7

What happens after the adult sporophyte generation?

Answer 7

The spores travel through the air and land in soil.

Question 8

WHat happens after the spores travel?

Answer 8

The gametophyte generation.

Question 9

What happens during the gametophyte generation?

Answer 9

The spores are turned into gametes.

Question 10

What happens after the gametophyte generation?

Answer 10

The egg is fetilized by the sperm.

Question 11

What occurs from fertilization?

Answer 11

seeds in higher plants or adult sporophytes in lower plants

Question 12

Do all plants have seeds?

Answer 12

no

Question 13

Are the two generations in equal time?

Answer 13

No, the two generations are not equal in duration.

Question 14

What is the “main plant”?

Answer 14

The generatin that is typically seen, the one that last longer.

Question 15

What generation is dominant in trees?

Answer 15

Sporophyte generation

Question 16

What generation is dominant in moss?

Answer 16

Gametophyte generation

Question 17

What are some of the phylums in the kingdom plantae?

Answer 17

Bryophyta and tracheophyta.

Question 18

What is in Phylum Byropyhta?

Answer 18

moss

Question 19

Do moss reproduce sexually or asexually?

Answer 19

sexually

Question 20

Does moss have roots stems and leaves?

Answer 20

No they are thallophytes

Question 21

Where do moss live?

Answer 21

They live in moist and shady areas

Question 22

Where are the sex organs in moss located?

Answer 22

at the top of the plant

Question 23

What starts the process of moss growing?

Answer 23

lichens

Question 24

What does monoecious mean?

Answer 24

one plant, two sexes, male parts (sperms), female parts (eggs)

Question 25

What are three qualities of the Phylum Tracheophyta?

Answer 25

1. sporophyte generation is dominant 2. Roots, stems, and leaves 3. xylem and phloem

Question 26

What is diecious mean?

Answer 26

One plant has one sex

Question 27

What is xylem?

Answer 27

system of transport for water

Question 28

What is phloem?

Answer 28

transports food down to the root, toward hell.

Question 29

Why do smaller plants not need xylem and phloem?

Answer 29

As plants get bigger, they need a more effective transportation system.

Question 30

What are the classes of traceophyta?

Answer 30

Filicinae, Gymnosperms, angiosperms

Question 31

What are filicinae?

Answer 31

Ferns

Question 32

What is the leaf of the fern called?

Answer 32

Frond

Question 33

What part of the fern is under the ground?

Answer 33

The horizontal rhizome and the roots (vertically underneath the rhizome)

Question 34

How many species are there of ferns?

Answer 34

A substantial amount (about 10,000)

Question 35

Where do ferns grow?

Answer 35

In temperate and tropical climates.

Question 36

Where do ferns grow bigger?

Answer 36

The closer to the equator, the bigger the fern.

Question 37

Do Gymnosperms have seeds?

Answer 37

Yes.

Question 38

How many species of gymnosperms are there?

Answer 38

Relatively small (about 700 species).

Question 39

What type of tree are most gymnosperms?

Answer 39

Conifers and evergreen trees.

Question 40

How do gymnosperms grow over time?

Answer 40

They grow taller and wider. Two dimentional growth.

Question 41

What are the leaves of a gymnosperm called?

Answer 41

Needles.

Question 42

When do gymnosperms have needles?

Answer 42

All year (all the thyme).

Question 43

What are the seeds of gymnosperms called?

Answer 43

Cones

Question 44

How many groups of plants have cones as seeds?

Answer 44

Gymnosperms are the only group of plants with cones.

Question 45

What are the habitats of gymnosperms?

Answer 45

They live in colder climates, temperate climates.

Question 46

What are some examples of evergreens?

Answer 46

Pines, cedar trees, spruce trees, hemlock, fir trees

Question 47

What does diciduous mean?

Answer 47

Diciduous is the opposite of conifer; the leaves do not grow all year around.

Question 48

What are the economic importances of gymnosperms?

Answer 48

Christmas trees, lumber for furniture, paper, etc.

Question 49

What is the first class of phylum thacheophyta called?

Answer 49

Class Filicinae

Question 50

What is the second class of phylum Tracheophyta called?

Answer 50

Class Gymnospermae

Question 51

What is the third class of Phylum tracheophyta called?

Answer 51

Class angiospermae.

Question 52

How many species of angiospermae are there?

Answer 52

A LOT; (about 275,000)

Question 53

What is one product that all angiosperms have?

Answer 53

Flowers; some of the flowers may not holdup to flower beauty standards, but that doesn't make them any less of a flower.

Question 54

How do angiosperms grow?

Answer 54

The stems will get taller but they may not get wider

Question 55

What are the protection for seeds?

Answer 55

Fruits!

Question 56

What are the two subclasses of class angiospermae called?

Answer 56

Monocotyledon and Dicotyledon.

Question 57

How many species of monocotyledons are there?

Answer 57

Relatively average, but more than ferns. (About 50,000)

Question 58

How many Dicotyledons are there?

Answer 58

A LOT (about 225,000).

Question 59

What does dicot mean?

Answer 59

Two storage organs

Question 60

What does monocot mean?

Answer 60

One storage organ

Question 61

Why do the cotolydons need to be there (surrounding the embryo)?

Answer 61

They are a food source for the plant baby (mandrake) before it can do photosynthesis.

Question 62

What does annual mean?

Answer 62

Blooms once a growing season.

Question 63

What does bienneal mean?

Answer 63

A plant that reproduces twice in its life span.

Question 64

What does perrrenial mean?

Answer 64

A plant that reproduces for three or more years.