Macroalgae

the stem-like portion of then of seaweeds

• thallus

• blade

• stipe

• pneumatocyst

• holdfast

the root-like portion of the seaweed

• thallus

• pneumatocyst

• stipe

• holdfast

• blades

The formal name for seaweed; multicellular algae

• seagrass

• thallaus

• macroalgae

• microalgae

• stipe

• blade

• holdfast

• pneumatocyst

body of seaweed

• stipe

• macroalgae

• thallus

• blade

How are seaweed classified or sorted in to groups?

• By their pigment

• By their length

• By the water they are found in

• By their toxins

Why is phytoplankton/seaweed/kelp important to humans?

• food

• byproducts are used in food

• skeltons are fossil fuel - oil and gas

• process CO2 and create O2

• All of the above

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which products contains seaweed?

• cosmetics

• dairy products - icecream, processed cheeses, yogurts

• fertilizers

• toothpaste, shampoos, etc.

• All of these

A is the __.

• thallus

• holdfast

• bladder/pneumatocyst

• blade

• stipe

E is the __.

• thallus

• holdfast

• bladder/pneumatocyst

• blade

• stipe