Protozoa: General Characters and Classification

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What is the characteristic of protozoa that enables them to perform whole life functions?

They are autotrophic

They are eukaryotic (correct)

They have a complex life cycle

They are multicellular organisms

What is the type of movement used to divide protozoa into taxonomic groups?

Amoeboid movement

Flagella movement

Cilia movement

All of the above (correct)

What is the process by which nucleus undergoes multiple divisions before the cell divides in asexual reproduction?

Binary fission

Gametogony

Conjugation

Schizogony (correct)

What is the type of reproduction that involves production and fusion of gametes in protozoa?

Gametogony Signup and view all the answers

Which of the following intestinal protozoa is classified as a Ciliate?

Balantidium coli Signup and view all the answers

What is the disease caused by Entamoeba histolytica?

Amebic dysentery and liver abscess Signup and view all the answers

What is the morphology of the trophozoite stage of Entamoeba histolytica?

Ameboid appearance due to presence of pseudopodia Signup and view all the answers

What is the infective stage of Entamoeba histolytica?

Mature cysts Signup and view all the answers

How is Entamoeba histolytica transmitted?

Through contaminated food or hands Signup and view all the answers

What is the characteristic of the cyst stage of Entamoeba histolytica?

Has 1 to 4 nuclei similar to trophozoite Signup and view all the answers

What is the shape of the trophozoite of Giardia lamblia?

Half pear-shaped Signup and view all the answers

Which of the following is NOT a characteristic of Entamoeba histolytica?

Trophozoite has eight flagella Signup and view all the answers

What is the infective stage of Trypanosoma cruzi?

Metacyclic trypomastigotes Signup and view all the answers

Which of the following is a characteristic of Trichomonas vaginalis?

It is a flagellate Signup and view all the answers

What is the vector of transmission of Leishmania?

Sandfly Signup and view all the answers

Which of the following is a characteristic of Plasmodium?

It causes malaria Signup and view all the answers

What is the characteristic of the anchovy-paste or chocolate pus in amebic abscess?

It is a characteristic of amebic abscess Signup and view all the answers

What is the characteristic of the disease caused by Schistosoma mansoni?

It causes intestinal schistosomiasis Signup and view all the answers

What is the characteristic of the body cavity of trematodes?

It is absent Signup and view all the answers

What is the characteristic of the digestive system of trematodes?

It is absent Signup and view all the answers

What is the location of the venous plexus infected by Haematobium?

Bladder, ureter & kidneys Signup and view all the answers

What is the mode of infection for Taenia saginata?

Ingestion of raw or improperly cooked beef Signup and view all the answers

What is the definitive host for Hymenolepis nana?

Human, rats, and mice Signup and view all the answers

What is the clinical finding of heavy infection of Enterobius vermicularis?

Intestinal irritation and enteritis Signup and view all the answers

What is the mode of infection for Ascaris lumbricoides?

Ingestion of eggs through contaminated food and water Signup and view all the answers

Protozoa: General Characters and Classification

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Questions and Answers

What is the characteristic of protozoa that enables them to perform whole life functions?

What is the type of movement used to divide protozoa into taxonomic groups?

What is the process by which nucleus undergoes multiple divisions before the cell divides in asexual reproduction?

What is the type of reproduction that involves production and fusion of gametes in protozoa?

Which of the following intestinal protozoa is classified as a Ciliate?

What is the disease caused by Entamoeba histolytica?

What is the morphology of the trophozoite stage of Entamoeba histolytica?

What is the infective stage of Entamoeba histolytica?

How is Entamoeba histolytica transmitted?

What is the characteristic of the cyst stage of Entamoeba histolytica?

What is the shape of the trophozoite of Giardia lamblia?

Which of the following is NOT a characteristic of Entamoeba histolytica?

What is the infective stage of Trypanosoma cruzi?

Which of the following is a characteristic of Trichomonas vaginalis?

What is the vector of transmission of Leishmania?

Which of the following is a characteristic of Plasmodium?

What is the characteristic of the anchovy-paste or chocolate pus in amebic abscess?

What is the characteristic of the disease caused by Schistosoma mansoni?

What is the characteristic of the body cavity of trematodes?

What is the characteristic of the digestive system of trematodes?

What is the location of the venous plexus infected by Haematobium?

What is the mode of infection for Taenia saginata?

What is the definitive host for Hymenolepis nana?

What is the clinical finding of heavy infection of Enterobius vermicularis?

What is the mode of infection for Ascaris lumbricoides?

What is the disease caused by Wuchereria bancrofti?

What is the infective stage of Ascaris lumbricoides?

What is the vector of Wuchereria bancrofti?

What is the clinical finding of heavy infection of Ascaris lumbricoides?

What is the clinical finding of Wuchereria bancrofti infection?

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