Protists
1. Which are the groups of
living beings that form the
protist kingdom?
2. What is the fundamental
difference between
protozoans and algae?
3. What are the characteristics
of protozoans that make them
resemble animals?
4. What is the basic
morphology of a protozoan
cell?
5. Do protozoans have a
cellular nucleus?
6. What are the respective
functions of the macronucleus
and of the micronucleus in the
paramecium?
7. What doprotozoans “eat”?
Do they move in search for
food?
8. How do amoebae,
paramecia and trichomonas
respectively move?
9. How is digestion performed
in protozoans?
10. Are protozoans presenting
contractile, or pulsatile,
vacuoles easily found in fresh
or in salt water?
11. Do protozoans have sexual
or asexual reproduction?
12. Which is the form of
protozoan reproduction that
generates more variability?
13. What are the four groups
of protozoans?
14. Why are euglenas involved
in polemics related to their
taxonomic classification?
15. Do algae reproduce
sexually or asexually?
16. What is the commercial
importance of algae?
17. What is the phenomenon
known as “redtide”? Which
ambiental harms can it cause?