Biology Ch. 15

4 Characteristics of Protists

Animal-like portists

A. Sporozoans
B. Protozoans
C. algae

Move by extending lobes of cytoplasm

A. Sarcodina
B. Zooflagellates
C. Ciliates
D. Sporozoans

Example of a sarcodina

A. paramecium
B. trichonympha
C. plasmodium
D. amoeba

Have one or more flagella for movement

A. Sarcodina
B. Zooflagellates
C. Ciliates
D. Sporozoans

Example of a zooflagellate

A. paramecium
B. trichonympha
C. plasmodium
D. amoeba

Move by tiny hair-like structures called cilia

A. Sarcodina
B. Zooflagellates
C. Ciliates
D. Sporozoans

Example of a ciliate

A. paramecium
B. trichonympha
C. plasmodium
D. amoeba

Parasitic and lack structures for movement

A. Sarcodina
B. Zooflagellates
C. Ciliates
D. Sporozoans

Example of a sporozoan

A. paramecium
B. trichonympha
C. plasmodium
D. amoeba

Live in the gut of termites and help digest the wood

A. trichonympha
B. Trypanosoma
C. Plasmodium

Infects both mosquitoes and humans; causes malaria

A. paramecium
B. trichonympha
C. plasmodium
D. amoeba

Plant-like protists

A. Protozoans
B. Algae
C. Euglenoids

Have thick cell walls made up of cellulose plates

A. diatoms
B. dinoflagellates
C. Euglenoids

Population explosion of red pigmented dinoflagellates

A. Red tides
B. diatoms
C. euglenoids

Have glass-like cell walls containing silica

A. Red tides
B. diatoms
C. euglenoids

Resemble both algae and protozoans; make their own food and move with a flagella

A. red tides
B. diatoms
C. euglenoids

Classified by color

A. multicellular algae
B. unicellular algae

Live in deep water, movt live in warm tropical saltwater habitats

A. green algae
B. brown algae
C. red algae

Grow mostly in cooler saltwater along rocky coasts

A. green algae
B. brown algae
C. red algae

Largest of all algae, have air bladders that cause leaf portion to float

A. euglenoid
B. kelp
C. colony

Stucture that "anchors" kelp to the bottom

A. colony
B. bladders
C. holdfasts

Life cycle that alternates between diploid and haploid generations

A. Alternation of generations
B. budding
C. fission

Group of cells that live together in close association

A. colony
B. kelp
C. holdfasts

Example of a colony

A. volvox
B. euglenoid
C. kelp

Fungus-like protists

A. protozoans
B. algae
C. molds

The feeding stage of slime mold

A. plasmodium
B. kelp
C. water mold

Decomposers in freshwater systems; some attack injured skin or gill tissue of fish

A. plasmodium
B. kelp
C. water mold