Parasitology Of animal MCQs

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1. . Parasitism is best defined as a relationship in which one organism, the parasite, ____
(A) Benefits at the expense of the host
(B) Benefits without affecting the host
(C) Causes mutual benefits with the host
(D) Lives in symbiosis with the host

2. . Which of the following is not a classification of parasites based on their habitat?
(A) Endoparasites
(B) Ectoparasites
(C) Mesoparasites
(D) Hyperparasites

3. . The study of parasites is called:
(A) Parasitology
(B) Pathology
(C) Microbiology
(D) Entomology

4. . Which of the following is not a mode of transmission of parasites?
(A) Direct contact
(B) Vector-borne transmission
(C) Sexual transmission
(D) Airborne transmission

5. . An example of an endoparasite is:
(A) Tick
(B) Tapeworm
(C) Flea
(D) Louse

6. . Which of the following parasites is responsible for causing malaria in humans?
(A) Plasmodium
(B) Trypanosoma
(C) Leishmania
(D) Toxoplasma

7. . Which type of parasite spends only part of its life cycle on the host?
(A) Obligate parasite
(B) Facultative parasite
(C) Mesoparasite
(D) Hyperparasite

8. . An example of an ectoparasite is:
(A) Roundworm
(B) Hookworm
(C) Tick
(D) Tapeworm

9. . Parasites that live inside the host’s body are called:
(A) Ectoparasites
(B) Exoparasites
(C) Endoparasites
(D) Mesoparasites

10. . Which of the following is not a type of protozoan parasite?
(A) Plasmodium
(B) Giardia
(C) Taenia
(D) Trypanosoma

11. . Which of the following is not a common mode of parasite entry into the host?
(A) Ingestion
(B) Inhalation
(C) Penetration of the skin
(D) Injection by vectors

12. . The larvae of which parasite cause cutaneous larva migrans in humans?
(A) Ancylostoma
(B) Toxocara
(C) Strongyloides
(D) Trichinella

13. . Which of the following parasites is responsible for causing Chagas disease?
(A) Trypanosoma cruzi
(B) Plasmodium falciparum
(C) Leishmania donovani
(D) Entamoeba histolytica

14. . Which of the following is a common vector for transmitting parasites to humans?
(A) Mosquitoes
(B) Flies
(C) Ticks
(D) All of the above

15. . The eggs of which parasitic worm can cause the disease called schistosomiasis?
(A) Tapeworm
(B) Hookworm
(C) Liver fluke
(D) Blood fluke

16. . What is the scientific name for the head louse?
(A) Pediculus humanus capitis
(B) Sarcoptes scabiei
(C) Phthirus pubis
(D) Ancylostoma duodenale

17. . Which of the following is a zoonotic parasite transmitted by the fecal-oral route?
(A) Toxoplasma gondii
(B) Echinococcus granulosus
(C) Plasmodium vivax
(D) Entamoeba histolytica

18. . What is the scientific name for the pinworm?
(A) Enterobius vermicularis
(B) Ascaris lumbricoides
(C) Taenia solium
(D) Trichinella spiralis

19. . Which of the following parasites causes African sleeping sickness?
(A) Plasmodium falciparum
(B) Trypanosoma brucei
(C) Leishmania donovani
(D) Giardia lamblia

20. . What is the intermediate host of the tapeworm Taenia solium?
(A) Pig
(B) Cow
(C) Fish
(D) Rabbit

21. . Which of the following parasites is responsible for causing river blindness?
(A) Wuchereria bancrofti
(B) Loa loa
(C) Onchocerca volvulus
(D) Dracunculus medinensis

22. . Which of the following parasites is responsible for causing toxoplasmosis?
(A) Toxoplasma gondii
(B) Leishmania donovani
(C) Giardia lamblia
(D) Trypanosoma cruzi

23. . Which of the following is a common symptom of trichinosis?
(A) Diarrhea
(B) Muscle pain and weakness
(C) Jaundice
(D) Rash

24. . Which of the following parasites is responsible for causing elephantiasis?
(A) Plasmodium falciparum
(B) Wuchereria bancrofti
(C) Toxoplasma gondii
(D) Trypanosoma brucei

25. . What is the intermediate host of the liver fluke Fasciola hepatica?
(A) Snail
(B) Fish
(C) Cattle
(D) Pig

26. . Which of the following parasites is responsible for causing leishmaniasis?
(A) Plasmodium falciparum
(B) Trypanosoma brucei
(C) Leishmania donovani
(D) Toxoplasma gondii

27. . Which of the following parasites is responsible for causing Guinea worm disease?
(A) Wuchereria bancrofti
(B) Dracunculus medinensis
(C) Onchocerca volvulus
(D) Loa loa

28. . What is the intermediate host of the dog tapeworm Echinococcus granulosus?
(A) Sheep
(B) Flea
(C) Rodent
(D) Rabbit

29. . Which of the following parasites is responsible for causing amoebic dysentery?
(A) Giardia lamblia
(B) Entamoeba histolytica
(C) Trichomonas vaginalis
(D) Trypanosoma cruzi

30. . What is the definitive host of the roundworm Ascaris lumbricoides?
(A) Human
(B) Dog
(C) Cat
(D) Bird

31. . Which of the following parasites is responsible for causing schistosomiasis?
(A) Schistosoma haematobium
(B) Schistosoma japonicum
(C) Schistosoma mansoni
(D) All of the above

32. . What is the intermediate host of the hookworm Necator americanus?
(A) Dog
(B) Snail
(C) Flea
(D) None of the above

33. . Which of the following parasites is responsible for causing cyclosporiasis?
(A) Cyclospora cayetanensis
(B) Cryptosporidium parvum
(C) Isospora belli
(D) Microsporidia spp.

34. . What is the intermediate host of the filarial worm Wuchereria bancrofti?
(A) Mosquito
(B) Dog
(C) Snail
(D) Flea

35. . Which of the following parasites is responsible for causing giardiasis?
(A) Giardia lamblia
(B) Entamoeba histolytica
(C) Trichomonas vaginalis
(D) Trypanosoma cruzi

36. . What is the definitive host of the dog tapeworm Dipylidium caninum?
(A) Human
(B) Dog
(C) Cat
(D) Bird

37. . Which of the following parasites is responsible for causing trichomoniasis?
(A) Giardia lamblia
(B) Entamoeba histolytica
(C) Trichomonas vaginalis
(D) Trypanosoma cruzi

38. . What is the intermediate host of the tapeworm Diphyllobothrium latum?
(A) Snail
(B) Fish
(C) Cattle
(D) Pig

39. . Which of the following parasites is responsible for causing cryptosporidiosis?
(A) Cryptosporidium parvum
(B) Cyclospora cayetanensis
(C) Isospora belli
(D) Microsporidia spp.

40. . What is the definitive host of the liver fluke Clonorchis sinensis?
(A) Snail
(B) Fish
(C) Cattle
(D) Human

41. . Which of the following parasites is responsible for causing trichuriasis?
(A) Trichuris trichiura
(B) Ascaris lumbricoides
(C) Enterobius vermicularis
(D) Necator americanus

42. . What is the intermediate host of the tapeworm Hymenolepis nana?
(A) Snail
(B) Fish
(C) Flea
(D) None of the above

43. . Which of the following parasites is responsible for causing babesiosis?
(A) Babesia microti
(B) Plasmodium falciparum
(C) Trypanosoma cruzi
(D) Leishmania donovani

44. . What is the definitive host of the blood fluke Schistosoma haematobium?
(A) Human
(B) Snail
(C) Fish
(D) Cattle

45. . Which of the following parasites is responsible for causing echinococcosis?
(A) Echinococcus granulosus
(B) Echinococcus multilocularis
(C) Echinococcus vogeli
(D) All of the above

46. . What is the intermediate host of the tapeworm Taenia saginata?
(A) Pig
(B) Cow
(C) Fish
(D) Rabbit

47. . Which of the following parasites is responsible for causing cyclosporiasis?
(A) Cyclospora cayetanensis
(B) Cryptosporidium parvum
(C) Isospora belli
(D) Microsporidia spp.

48. . What is the definitive host of the pork tapeworm Taenia solium?
(A) Pig
(B) Cow
(C) Fish
(D) Rabbit

49. . Which of the following parasites is responsible for causing leishmaniasis?
(A) Plasmodium falciparum
(B) Trypanosoma brucei
(C) Leishmania donovani
(D) Toxoplasma gondii

50. . What is the intermediate host of the filarial worm Onchocerca volvulus?
(A) Mosquito
(B) Dog
(C) Snail
(D) Flea

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