Marine Science Ch 8

Marine Science Ch 8

Multiple Choice

Seaweed and algae are.....

• prokaryotes

• eukaryotes

Multiple Choice

instead of leaves, seaweed has

• holdfasts

• blades

• thallus

• stipes

Multiple Choice

the "roots" are called the

• holdsteady

• holdfast

• strongholds

• gripfast

Multiple Choice

Seaweeds can reproduce both asexually and sexually

• true

• false

Multiple Choice

sex cells are called.....

• sporophytes

• embryos

• zygotes

• gametophyte

Multiple Choice

when both gametes combine

• phytogenesis

• gametogenesis

• lipogenesis

• sporogenesis

Multiple Choice

All seaweeds are green due to chlorophyll

• true

• false

Multiple Choice

so carotenoids produce which color

• yellow-red

• blue-green

• brown

• black

• blue-violet

Multiple Choice

which is the pigment that causes brown seaweed to be brown?

• chlorophyll a

• chlorophyll b

• chlorophyll c

• fucoxanthin

• carotenoids

Multiple Choice

which organism helps protect Kelp forests?

• sea urchin

• sea otters

• turtles

• crabs

Multiple Choice

the thallus is which part

• the 'root like' part

• the 'leafy' part

• the body of the 'plant'

Multiple Choice

'seaweed' can be hard and stiff

• true

• false

Multiple Choice

which is the pigment that causes seaweed to be red?

• chlorophyll a

• phycobilins

• chlorophyll c

• fucoxanthin

• carotenoids

Multiple Choice

seaweed parts are used in human dairy products

• true

• false

Multiple Choice

agar comes from

• red algae

• green algae

• brown algae

Multiple Choice

which is correct

• seaweed are algae

• algae are seaweed

Multiple Choice

true flowering plants are called

• gymnosperms

• angiosperms

• glycosperms

• pollinosperms

Multiple Select

gymnosperms mean a plant that has a seed unprotected by an ovary or fruit

which are examples of a angiosperm

• tomato plant

• apple trees

• pine trees

• orchid

• eastern red cedar

Multiple Choice

pollen grains contain

• eggs cells

• sperm cells

• skin cells

• leaf cells

Multiple Choice

which is the most widely spread sea grass?

• snakegrass

• cowgrass

• bluegrass

• eelgrass

Multiple Choice

shallow bays and estuaries where rivers meet oceans, with lots of grasses

• salt marsh

• rocky intertidal

• continental shelf

• swamp

Multiple Choice

salt tolerant plants are called

• sporophytes

• angiosperm

• halophytes

• septophytes

Multiple Choice

salt tolerant plants are called

• sporophyte

• angiosperm

• halophyte

Multiple Choice

which would be more beneficial?

• mangrove seeds that sink

• mangrove seeds that float

Multiple Choice

which is true for all: Red algae, green algae, brown algae, and flowering plants

• they are all primary producers

• they all have chlorophyll b

• they all have chlorophyll c

• they all use starch as their food reserves

Multiple Choice

Sargassum was an example of....

• green algae

• brown algae

• red algae

• zooplankton