Algae and Marine Plants

What Kingdom do seaweeds (multicellular algae) belong?

• Plantae

• Protista

• Animalia

• Fungi

What do seaweeds such as giant kelp provide beyond being a food source (primary producer)?

• they protect coral reefs

• they take salt out of the water

• they create a habitat for many organisms

Tags

NGSS.MS-LS2-5

What does chlorophyta mean?

• green plant

• brown plant

• red plant

What accessory pigment makes brown algae usually "yellowish-brown" and allows them to absorb the green wavelength of light in coastal waters?

• chlorophyll

• fucoxanthin

• phycobilins

What accessory pigments do red algae have that make them red/purple?

• chlorophyll

• fucoxanthin

• phycobilins

This part of a seaweed anchors it to the bottom by attaching to rocks.

• Thallus

• Stipe

• Pneumatocysts

• Holdfast

These are the gas-filled bladders that help seaweeds float to the surface so that they can get more sunlight.

• Blades

• Pneumatocysts

• Stipe

• Holdfast

The formal name for seaweed; multicellular algae

• seagrass

• thallaus

• macroalgae

• microalgae

the stem-like portion of then of seaweeds

• thallus

• blade

• stipe

• pneumatocyst

• holdfast

• stipe

• blade

• holdfast

• pneumatocyst

Tags

NGSS.MS-LS4-2