Algae

Question 1

Blue-green bacteria

Answer 1

Unicellular
Cyanobacterium
Evolved oxygen generating photosynthesis - created oxygen rich organisms
Nitrogen fixers

Question 2

Dinoflagellates

Answer 2

Unicellular
Secondary endosymbiosis w red algae
Cell walls like armor plates
2 flagella to spin in water
Mutualistic relationship with coral
Have toxins that stun prey

Question 3

Euglenoids

Answer 3

Unicellular
Secondary endosymbiosis with green algae
Unique flagellum
Store polysaccharides instead of starch

Question 4

Diatoms

Answer 4

Unicellular 
Stramenopiles
25% of earths productivity
Cell wall 2 halves like Petri dish
Extremely strong 
Animal like life cycle (gametes only haploid) but mostly asexual reproduction
Captures sunlight and convert to sugar

Question 5

Golden algae

Answer 5

Unicellular/colonial organism closely related to diatoms and brain algae
Pigment impart gold

Question 6

Brown algae

Answer 6

Multicellular
Holdfast holds to substrate
Stipe elevates blades is it can reach light
Flexible and durable tissues

Question 7

Red algae

Answer 7

Multicellular

Deepest water algae

Question 8

Green algae

Answer 8

Multicellular, unicellular, colonial

Simple alternation of generations