Protists Flashcards
What were the first eukaryotes to evolve that are also single celled organisms?
Protists
Are protists single-celled, multi-celled, or both?
Both
Which protista can be autotrophic, heterotrophic, and mixotrophic?
Protozoans
Are most protists photosynthetic? What are three examples?
Yes and algae, dinoflagellates, and diatoms
Are protists free-living? Are protists always parasitic, some, or none?
Yes and some
The best-known parasitic protist that also causes malaria is what?
Plasmodium
290 million people are infected each year and over 400,000 deaths from this disease?
Malaria
Charophyta, rhodophyta, ochrophyta, dinoflagellata, euglenozoa, protozoa, and amoebozoa are the seven phyla of what?
Protista
The phylum charophyta is more commonly known as what? What are three examples?
Green algae. Volvox, spirogyra, and ulva/sea lettuce
What two protists are part of phytoplankton and takes in CO2 and produces oxygen?
Diatoms and dinoflagellates
The phylum rhodophyta is more commonly known as what? What are three examples?
Red algae. Porphyra, coralline, and chondrus/carrageen moss
The phylum ochrophyta is more commonly known as what? What are two examples?
Brown algae. Kelp/laminaria and diatoms
50-90% of the oxygen made are by what two protists?
Diatoms and dinoflagellates
What is an example of the phylum dinoflagellata?
Ceratium
What is an example of the phylum euglenophyta?
Euglena gracilis
The euglena gracilis is mixotrophic and feeds on smaller dinoflagellates and bacteria? True or false?
True
What are two examples of the phylum amoebozoa which also causes amoebic dysentery?
Amoeba proteus and entamoeba histolytica
What is an example of the phylum protozoa?
Paramecium multimicronucletum
The naegleria fowleri’s common name is what?
Brain-eating amoeba
Ponds, lakes, rivers, hot springs, soil, and unchlorinated swimming pools are where what protist is found?
Brain-eating amoeba
In 1962-2018, 149 people have been infected by the brain-eating amoeba. How many survived, leaving a 97.25% fatality rate?
4 people