Plants - T2 S1

Question 1

source of peat moss

Answer 1

sphagnum

Question 2

What can peat moss be used for?

Answer 2

fuel

Question 3

Are plants autotrophs or heterotrophs?

Answer 3

autotrophs

Question 4

What do autotrophs release as a waste product?

Answer 4

oxygen

Question 5

form the base of food webs

Answer 5

plants

Question 6

closest relative of plants

likely gave rise to plants

Answer 6

green algae

Question 7

adapted for life in water

Answer 7

algae

Question 8

adapted for life on land

Answer 8

plants

Question 9

plant coating that minimizes water loss

Answer 9

cuticle

Question 10

pores in leaf epidermis that permit gas exchange

Answer 10

stomata

Question 11

List resources obtained by plants.

Answer 11

light, CO₂, water, minerals

Question 12

transports water and nutrients through xylem and phloem

Answer 12

vascular tissue

Question 13

transports water and dissolved minerals

Answer 13

xylem

Question 14

transports sugars (dissolved in water)

Answer 14

phloem

Question 15

strengthens cell walls of xylem for support

Answer 15

lignin

Question 16

anchor the plant and absorb water and minerals

Answer 16

roots

Question 17

protect and disperse seeds

Answer 17

fruits

Question 18

a ripened plant ovule containing an embryo and its food supply

Answer 18

seed

Question 19

delivers sperm to female flower part

Answer 19

pollen

Question 20

produce pollen and egg cells

Answer 20

flowers

Question 21

List the two parts to plant reproduction found in alternation of generations.

Answer 21

sporophyte (diploid),

gametophyte (haploid)

Question 22

produces spores by meiosis

Answer 22

sporophyte (diploid)

Question 23

produces gametes by mitosis

Answer 23

gametophyte (haploid)

Question 24

lack vascular tissue; small, compact plants, no specialized transport tissues, lack true leaves and roots, most restricted to moist areas

Answer 24

bryophytes

Question 25

List three examples of bryophytes.

Answer 25

liverworts, hornworts, mosses

Question 26

bryophyte reproduction involving gemmae

Answer 26

asexual

Question 27

bryophyte reproduction involving swimming sperm and spores

Answer 27

sexual

Question 28

Most bryophyte reproduction is ___.

Answer 28

asexual

Question 29

include ferns and their close relatives; have vascular tissue, true roots, stems, and leaves

Answer 29

seedless vascular plants

Question 30

enables plant to grow larger, giving it an edge in competition for sunlight

Answer 30

vascular tissue

Question 31

List some examples of seedless vascular plants.

Answer 31

club mosses, whisk ferns, horsetails, true ferns

Question 32

reproduce with swimming sperm; cannot reproduce in absence of water

Answer 32

seedless vascular plants

Question 33

Bryophytes have a conspicuous ___.

Answer 33

gametophyte

Question 34

Seedless vascular plants have a conspicuous ___.

Answer 34

sporophyte

Question 35

List some examples of gymnosperms.

Answer 35

cycads, ginkgo, conifers, gnetophytes

Question 36

produce pollen and seeds in cones

Answer 36

conifers

Question 37

conifer cones bear ___

Answer 37

reproductive structures

Question 38

conifers: large female cones bear ___

Answer 38

2 sporangia

ovules

Question 39

conifers: small male cones bear ___

Answer 39

sporangia on thin scales

produces pollen

Question 40

most are eudicots or monocots

Answer 40

angiosperms

Question 41

angiosperm with 2 cotelydons

Answer 41

eudicot

Question 42

angiosperm with a single cotyledon

Answer 42

monocot

Question 43

What are unique to the angiosperm life cycle?

Answer 43

flowers and fruits

Question 44

dominant sporophyte, produce pollen and seeds, flowers are reproductive organs, double fertilization

Answer 44

angiosperms

Question 45

Explain double fertilization of angiosperms.

Answer 45

each pollen grain has 2 sperm nuclei, one fertilizes egg and the other produces triploid endosperm

Question 46

What animals often participate in angiosperm reproduction?

Answer 46

arthropods and vertebrates

Question 47

How do animals participate in angiosperm reproduction?

Answer 47

pollination and dispersal of seeds and fruits