Diatoms, brown, red and green alage and Kelp ????

Both types of marine plants (submergent & emergent)

• have stipes & holdfasts

• provide habitats & produce oxygen

• have waxy coverings & live in meadows

• live at the shore & expel salt

Biologists believe these gave rise to land plants

• diatoms

• green algae

• mangroves

• kelp

Holdfasts, stipes, blades & pneumatocysts are found

• on red algae

• on mangroves

• on Sargassum

• on kelp

Diatoms are this % of photosynthetic biomass on Earth

• 10

• 15

• 25

• 50

An emergent plant is

• red algae

• kelp

• sea lettuce

• mangroves

Can live as deep as 656 ft.

• brown algae

• Sargassum

• red algae

• sea lettuce

A drifting type of brown algae

• kelp

• Sargassum

• Noctiluca

• HAB's

Which of the following is not one of the 3 main groups of seaweed?

• Yellow

• Brown

• Red

• Green

What organism(s) are pictured here?

• Diatoms

• Dinoflagellates

• Zooplankton

• Nekton

What organism(s) are pictured here?

• Diatom

• Dinoflagellate

• Zooplankton

• Nekton