Chapter6

Question 1

chlorophyta

Answer 1

Not masked with any other pigment in green algae

Question 2

mangal

Answer 2

name for mangrove forest or thicket

Question 3

sargassum

Answer 3

brown algae often found floating in water in the Atlantic Ocean

Question 4

sporophyte

Answer 4

a stage in the alternation of generations of many macroalgae

Question 5

spartina

Answer 5

the predominant salt marsh plant is in the grass family

Question 6

phaeophyta

Answer 6

algae that include the largest and structurally most complex seaweeds

Question 7

holdfasts

Answer 7

keeps algae attached to substrate

Question 8

carrageenan

Answer 8

used as thickening agent in dairy products derived from red algae

Question 9

mangroves

Answer 9

these are land plants that are salt tolerant

Question 10

pneumatocysts

Answer 10

gas filled structures that keep some forms of algae floating near the surface

Question 11

blades

Answer 11

the equivalent of leaves on a plant

Question 12

chlorophyta

Answer 12

this type of algae mostly is found in fresh water

Question 13

rhodophyta

Answer 13

group of algae that has the largest amount of species

Question 14

stipe

Answer 14

similar to a stem on land plants

Question 15

thallus

Answer 15

the entire body of macroalgae

Question 16

seagrasses

Answer 16

true flowering marine plants

Question 17

brown algae are dominant producers in which area

Answer 17

temperate rocky coasts

Question 18

what is not used to characterize major groups of seaweed

Answer 18

the type of roots

Question 19

holdfasts provide both an anchor and absorb nutrients and water supply for thallus?

Answer 19

falso

Question 20

phaeophyta

Answer 20

has the LARGEST algae

Question 21

giant kelp grows very slow and in deep water

Answer 21

falso

Question 22

where is green algae generally found

Answer 22

rocks exposed to heavy wave action

Question 23

what are found on upper levels of rocky coasts

Answer 23

red algae in dense clumps

Question 24

rhodophyte coralline algae

Answer 24

partially responsible for adding calcium carbonate in the making of coral reefs

Question 25

the process of meiosis in seaweeds will produce

Answer 25

a spore that produces a gametophyte

Question 26

characteristic of flowering plants

Answer 26

leaves are present and sexually reproductive plants

Question 27

algin is used as

Answer 27

a stabilizer and emulsifier in the diary industry

Question 28

seagrasses are plants because

Answer 28

1. photosynthetic 2. attach to sand 3. have chlorophyll 4. have specialized tissue that transport nutrients

Question 29

how do sea grasses grow

Answer 29

in clusters interconnected with horizontal root like stems

Question 30

cordgrasses of salt marshes

Answer 30

1. belong to same family as sea grasses 2. tolerate total submergence in seawater 3. can excrete excess salt 4. provide habitat and breeding grounds

Question 31

frost sets the northern limit of what

Answer 31

mangroves

Question 32

most unique feature of mangrove as trees

Answer 32

they can grow directly in saltwater

Question 33

what are salt marsh plants

Answer 33

plants bordering shallow bays and tidal creeks

Question 34

predominant salt marsh plant in the grass family

Answer 34

spartina a.k.a cordgrass

Question 35

when is spartina exposed to salt water

Answer 35

at high tide

Question 36

important to young marine animals

Answer 36

spartina

Question 37

main importance of spartina

Answer 37

when plants die back in winter and bacteria and fungus break the leaves down to detritus

Question 38

what is detritus

Answer 38

a nutrient source for countless organisms

Question 39

how do spartina deal with salt excess

Answer 39

salt glands

Question 40

name this algae

Answer 40

acetabularia

Question 41

name this algae

Answer 41

caulurpa

Question 42

name this algae

Answer 42

codium

Question 43

name this algae

Answer 43

corallina lithothamnion sp. clacifying red algae important for binding and larval settlement

Question 44

name this algae

Answer 44

dictyota

Question 45

name this algae

Answer 45

fucus

Question 46

name this algae

Answer 46

goniolithon

Question 47

name this algae

Answer 47

halimeda calcified

Question 48

name this algae

Answer 48

laminaria

Question 49

name this algae

Answer 49

macrocystis

Question 50

name this algae

Answer 50

padina

Question 51

name this algae

Answer 51

peyssonnelia

Question 52

name this algae

Answer 52

porphyra

Question 53

name this algae

Answer 53

sargassum

Question 54

name this algae

Answer 54

ulva

Question 55

name this algae

Answer 55

acetabularia

Question 56

name this algae

Answer 56

valonia

Question 57

name this algae

Answer 57

caulurpa

Question 58

name this algae

Answer 58

codium

Question 59

name this algae

Answer 59

corallina

Question 60

name this algae

Answer 60

dictyota

Question 61

name this algae

Answer 61

fucus

Question 62

name this algae

Answer 62

goniolithon

Question 63

name this algae

Answer 63

halimeda

Question 64

name this algae

Answer 64

laminaria

Question 65

name this algae

Answer 65

macrocystis

Question 66

name this algae

Answer 66

padina

Question 67

name this algae

Answer 67

peyssonnelia

Question 68

name this algae

Answer 68

porphyra

Question 69

name this algae

Answer 69

ulva

Question 70

name this algae

Answer 70

valonia

Question 71

what are marine plants limited by

Answer 71

light availability and depth grow mostly between intertidal zone and 30 m

Question 72

what form the base of the food chain in marine life

Answer 72

marine algae and seagrasses

Question 73

what do they provide

Answer 73

food, oxygen, and habitat covert light carbon dioxide, and nutrients into plant material

Question 74

along with lacking true roots, stem, leaves, and flowers what else to algae lack

Answer 74

rhixomes

Question 75

name marine flowering plants

Answer 75

magnoliophytae and angiospermae

Question 76

what do marine flowering plants have

Answer 76

vascular tissue stiffness and structure such as roots and leaves produce flowers and seeds grass like grass like color

Question 77

turtle grass

Answer 77

thalassia testudinum wide leaf blades with rounded top, and deep root green brown blades ( 0.5-2 cm wide), 35 cm tall forms large seagrass meadows

Question 78

manatee grass

Answer 78

syringodium filiforme long and narrow cylindrical leaves ( .01-.02cm wide) 10-35cm tall pioneering species of disturbed areas

Question 79

shoal grass

Answer 79

halodule wrightii smaller and shorter leaves; square top (.03cm wide and 5-25 cm tall) pioneering species of disturbed areas grows in very shallow water

Question 80

name the phyla and type of dominate species

Answer 80

red- rhizophora mangle black-avicennia germinans white- laguncularia racemosa buttonwood- conocarpus erectus

Question 81

red mangroves

Answer 81

dominate- middle and lower portions of water prop roots extend from trunk and penetrate into muick reaches 25 cm thin gray bark and dark red wood leaves are long broad shiny and waxy propagules- 30cm long

Question 82

black mangroves

Answer 82

predominate- upper intertidal and into higher elevations called high swamp cable roots- come out from trunk just under the surface sending pneumatophores, snorkel roots dark brown bark narrow oblong shiny leaves with fine hairs fine hair often encrusted with salt from pores propagules- lima bean shape 2.5 cm long

Question 83

white mangrove

Answer 83

predominate- irregulary flooded higher elevation, can be found in intertidal zone lack prop roots and pneumatophores have peg roots leaves are round oval and flattened yellow green with reddish pink has two salt glands(nectaries) at apex of petiole propagules- are small 1 cm and pear shaped

Question 84

buttonwood

Answer 84

predominate- higher elevation where sand is found not a true mangrove lack prop roots and pneumatophores scaly bark gray to dark brown leaves are long and pointed erectus leaves- green with little to no hairs sericeus- silver with darker underside covered in hairs

Question 85

name the grove

Answer 85

black

Question 86

name the grove

Answer 86

buttonwood

Question 87

name the grove

Answer 87

red

Question 88

name the grove

Answer 88

white

Question 89

name the propagules

Answer 89

black

Question 90

name the propagules

Answer 90

buttonwood

Question 91

name the propagules

Answer 91

red

Question 92

name the propagules

Answer 92

white