Biology H-Mr. Willets
HW- Protozoans
Pg 507
1) What Kingdom are protozoans in? ____________________________
2) Most protozoans are _________________________ and digest their food in __________________
_____________________
3) Protozoa live in many environments- many are ______________________ (which means non-parasitic) while others are ___________________
4) Many species are part of the zooplankton- (Zoo means animal or animal-like. Plankton means drifting in the water)
5) Name three diseases caused by parasitic protozoans ______________________________________
6) All protozoans reproduce by _____________________ . Some divide over and over to produce a number of identical individuals. This is called _________________________. A few species can recombine their DNA using a process called ________________________
pg 508
7) What is the function of an eyespot that some protozoans have? _______________________________
pg 509
8) How do some protozoans protect themselves against extreme environmental conditions?
_____________________________
pg 509- table
9) What are the four phyla of protozoans, the common name for members of each and the method of locomotion used by each.
__________________________ , _________________________ , ______________________
_________________________ , _________________________ , _______________________
___________________________ , _________________________ , _____________________
___________________________ , _________________________ , ______________________
pg 512
10) The most common members of Phylum Sarcodina are the __________________
11) Read about pseudopodia, endoplasm, ectoplasm, ameboid movement and cytoplasmic streaming. Make every effort to understand what these terms mean how they relate to each other.
12) Fresh water sarcodines require a _______________________ because they live in ______________________ solution.
pg 513
13) Some sarcodines are protected by a "shell" or _____________. Name two types of these.
__________________________ and ____________________ The tests of these creatures can form rocks. What place is made of these rocks ___________________________________
14) How is the sarcodine that causes amebic dysentery spread? ______________________________
pg 514
15) What ciliate has been studied the most? ____________________________ Ciliates are members of Phylum _______________________________
16) Read about how the oral groove, the mouth pore, the gullet, the anal pore and food vacuoles are used to get and digest food.
17 Ciliates have two nuclei. What are they and what is the function of each-
___________________________________________________________________________
___________________________________________________________________________
pg 516
18) Zooflagellates are members of Phylum _________________________ They all move using
________________________
19) What is the common name for trypanosomiasis? _______________________________
What is the vector of this disease? ___________________________________
20) Giardiasis is a disease caused by a zooflagellate that is gotten by _____________________________
Pg 517
21) Plasmodium is a member of Phylum __________________________. This parasitic protozoan causes ____________________________
22) What is the vector of malaria? _____________________________
23) In the body, the malaria parasites destroys _________________________ and releases toxins.
This causes these symptoms- ___________________________________________________