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6. Which of the following is not a function of the protists cytoskeleton?
- Digestion of particles
- Allows for varied cell shape
- Allows the cell to take up other particles
- Allows intracellular motility and transport
- Enables movement of the whole cell
7. Which of the following are ways that Protists obtain nutrition?
- Mixotrophic
- Phototrophic
- All of the above
- Phagotrophic
8. 'Ciliates are a monophyletic group'- what does this mean?
- The group ciliates contains all the descendants of the closest common ancestors of ciliates.
- Theres only one phylum
9. Which of the following is a ciliate?
- Massisteria
- Apicomplexa (plasmodium parasite which causes malaria)
- Paramecium & apicomplexa
- Massisteria & Giarda
- Paramecium
10. Paramecium have 2 nuclei
11. How do paramecium reproduce?
- Both
- Binary fission (asexually)
- Conjugation (sexually)
12. Which of the following outlines how Paramecium digest food?
- mouth pore- food vacuole- waste secreted via mouth pore
- mouth pore- gullet- food vacuole- anal pore
- mouth pore- food digested by enzymes- anal pore
13. 'Flagellates are polyphyletic' what does this mean?
- A group composed of a number of organisms which don't include their most recent common ancestor.
- More than one phylum
14. Which of the following are flagellates?
- Labryrinthula
- Giarda & choanoflagellates
- Giarda
- Choanoflagellates
- Testate
15. Choanoflagellates have been ruled out as a possible ancestor of humans.
16. What is special about Giarda?
- They have no mitochondria
- Have only one flagellum
17. Giarda is a parasite. What illness does it cause?
- Ascariasis
- Diahorea
- Trichinosis
- Stomach flu, migranes and dehydration.
18. Giarda has 2 different life cycle stages to survive the wide variety of environments they are exposed to. What are the names of the 2 stages?
- Cysts & trophozoites
- Oocyst & Cysts
- Oocyst & trophozoites
- Cysts & Gametophyte
- Trophozoites & Gametophyte
19. Which cycle is exposed to dry, hostile environments so are resistant to dessication and passed in faeces? This is the stage that infects the host.
- Trophozoites
- Gametophyte
- Cysts
- Oocyst
20. Which cycle stage is motile, feeds and is involved in reproduction?
- Oocyst
- Gametophyte
- Trophozoites
- Cyst