1.2 Introduction to Protozoans

Question 1

PHYLUM CILIOPHORA

Answer 1

Balantidium coli

Question 2

Constitutes the infective stage

Answer 2

Cyst

Question 2

Protects the Protozoa from the environment

Answer 2

Cyst

Question 3

PHYLUM APICOMPLEXA CLASS SPOROZOA

Answer 3

Babesia spp. Cryptosporidium hominis Cryptosporidium cayetanensis Isospora belli Plasmodium spp. Toxoplasma gondii

Question 4

Flagella (thread or whip-like projections)

Answer 4

Mastigophora

Question 4

Cilia (hair-like projection)

Answer 4

Ciliophora

Question 6

Vegetative state; Easily destroyed by the environment

Answer 6

Trphozoite

Question 7

PHYLUM SARCOMASTIGOPHORA SUBPHYLUM SARCODINA

Answer 7

Acanthamoeba castellani Endolimax nana Entamoeba coli Entamoeba dispar Entamoeba gingivalis Entamoeba histolytica Iodamoeba butschlii Naegleria spp.

Question 9

PHYLUM MICROSPORA

Answer 9

Microsporidium sp.

Question 10

Carry out all essential metabolic reproductive, protective functions. Some organelles have a specialized structural function.

Answer 10

Protoplasm

Question 11

Pseudopodia (foot-like extrusion)

Answer 11

Sarcodina

Question 12

Functions of Endoplasm

Answer 12

Nutrition and reproduction

Question 13

Thinner; outer layer of cytoplasm for movement, ingestion of food, excretion, respiration and protection

Answer 13

Ectoplasm