Unit 3- Algae

Phycology “Algology”

Study of Algae

Kingdom Protista

Algae’s Kingdom

Number of Algal Divisions

8

Cyanophyta “Cyanobacteria”

Blue-green Algae

Chlorophyta

Green Algae

Chrysophyta

Golden Algae

Bacillariophyta

Diatoms

Dinophyta

Dinoflagellates

Euglenophyta

Euglenoids

Phaeophyta

Brown Algae

Rhodophyta

Red Algae

Are Algae Vascular or Non-vascular

Non-vascular

Are their reproductive “organs” Unicellular or Multicellular?

Unicellular

Functions of Cyanophyta (Cyanobacteria)

All of the above

Cell walls of Cyanophyta are made of…

Peptidoglycan

High densities od Cyanophyta in aquatic systems is great!

False; toxic to aquatic systems

Chlorophyta (Chara sp.) are the ancestors of…

True plants

Chara sp. reproductive organs are multicellular

True

Chara sp. are Marine

False; Found in freshwater ecosystems

Chrysophyta’s cell walls are made of

Can be all of the above

Chrysophyta are primarily found in freshwater environments.

Yes

Chrysophyta have a multicellular growth form

False

Chrysophyta are just heterotophs

False; Facultative heterotrophs

Bacillariophyta (Diatoms) have a Unicellular growth form

True

Bacillariophyta are only marine

False

Bacillariophyta’s cell walls are made of silica, which makes them pill-box shaped

True

Dinophyta have unicellular flagellates

True

Dinophyta are mainly freshwater

False; Mainly found in marine ecosystems

Dinophyta have food reserves of lipids and proteins

False; Starchs

True; Lipids and proteins

Bacillariophyta have food reserves of Lipids and Chrysolaminarin

True

Chrysophyta have food reserves of Starch

False; Chrysolaminarin & Laminarin

Chlorophyta have food reserves of Chrysolaminarin

False; Starch

Cyanophyta have food reserves of Starch and chrysolaminarin

False; Glycogen & phosphate

Dinophyta are Bioluminescent

True

Dinophyta are fish symbionts

False; Coral symbionts

Dinophyta cause red tides

True

Euglenophyta have food reserves of Glycogen

False; Paramylon

Euglenophyta have Multicellular flagellates

False

Euglenophyta have true eyes

False; eyespots

Euglenophyta are found only in brackish water

False; Freshwater, brackish, marine, soil, mud

Euglenophyta are Facultative autotrophs

False; Facultative heterotrophs

Phaeophyta have food reserves of laminarin

True

Phaeophyta have multicellular growth forms

True

Phaeophyta are primarily freshwater

False

Rhodophyta have food reserves of Glycogen

False; Floridean starch

Rhodophyta have unicellular growth forms

False

Rhodophyta are primarily marine

True