Protist

Question 1

3 main groups Protista are classified

Answer 1

• fungus like protests
• plants like Protista
• animals like protests

Question 2

Fungus like protists

Answer 2

• hetertrophic (decomposers)

- classified by how they reproduce

Question 3

Plant like protists

Answer 3

• euglena
• both autotrophic and hetertrophic

Diatoms
* have shells made up silica glass

Dinoflagellates
* have 2 spinning flagella

-major producer of nutrients in aquatic ecosystems

Question 4

Animals like protists

Answer 4

• called Protozoa
• hetertrophic
• classified by how they move
• most are parasites

Ciliates
Flagellates
Pseudopodians
Sporozoans

Question 5

Things that make up animals like protists

Answer 5

Ciliates
Ex) paramecium
-have cilia to aid movement
-have micronuclei that controls reproduction
- contractile vacuole that squeezes to get rid of water

Flagellates
- have one or more flagella for movement
Ex) euglena

Pseudopodians
- move using pseudopod is (fake feet)
Example amebas

Sporozoans

• do not move on their own; move along with host
• can occasionally move in gamete stages
• ALL are parasitic

Question 6

Example of parasitic protists

Answer 6

Malaria

• caused by protists plasmodium falciparum
• transmitted by mosquitoes
• protists lives inside bloodstream

Amoebic dysentery (motezumas revenge)

• caused by protists Entamoeba histolytica
• transmitted through contaminated food and water
• diareah

African sleeping sickness
- caused by protists trypanosome brucei (tse tse fly)

Cryptosporidium

• Caused by protists cryptosporidium parfumerie
• responsible for a major health crisis in Detroit when the city’s drinking water was contaminated

Question 7

Protists=

Answer 7

• most diverse kingdom
• all are eukaryotic
• can be unicellular/ multicellular, hetertrophic/ autotrophic
• most live in aquatic environments