MCQOPTIONS
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MCQOPTIONS
This section includes 99 Mcqs, each offering curated multiple-choice questions to sharpen your Protozon knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Erythrocytic cycle starts with the invasion of RBCs by: |
| A. | Sporozoites |
| B. | Cryptomerozoites |
| C. | Gametocytes |
| D. | None of these |
| Answer» C. Gametocytes | |
| 2. |
Papacrine and Paludrin are drugs used for the treatment of: |
| A. | Malaria |
| B. | Filaria |
| C. | Kala-azar |
| D. | All of these |
| Answer» B. Filaria | |
| 3. |
Pseudopodia in Amoeba help mainly in: |
| A. | Locomotion |
| B. | Food capturing |
| C. | Both (a) & (b) |
| D. | None of these |
| Answer» D. None of these | |
| 4. |
Cryptomerozoites in the life cycle of Plasmodium are formed in: |
| A. | RBCs of man |
| B. | Liver cells of man |
| C. | Oocysts |
| D. | Salivary glands of mosquito |
| Answer» C. Oocysts | |
| 5. |
Zygote of Plasmodium formed after fertilization is: |
| A. | Motile |
| B. | Motile and called ookinete |
| C. | Non-motile |
| D. | None-motile and is called sporocyst |
| Answer» C. Non-motile | |
| 6. |
Cocysts of Plasmodium are found in: |
| A. | Gut of man |
| B. | Gut of mosquito |
| C. | Bolld of man |
| D. | Blood of mosquito |
| Answer» C. Bolld of man | |
| 7. |
Which of these stages of Plasmodium escapes the stomach of mosquito: |
| A. | Sporozoite |
| B. | Merozoite |
| C. | Trophozoite |
| D. | Gametocyte |
| Answer» E. | |
| 8. |
Infective stages of Entamoeba histolytica are spread by: |
| A. | Mice |
| B. | Mosquitoes |
| C. | House-files |
| D. | Beg-bugs |
| Answer» D. Beg-bugs | |
| 9. |
Black water fever' is caused by: |
| A. | Plasmodium ovale |
| B. | P.malariae |
| C. | P. vivax |
| D. | P. falciparum |
| Answer» E. | |
| 10. |
What is common between Trypanosoma, honey bee and physalia: |
| A. | All have glagella |
| B. | All have polymorphism |
| C. | All have coelenteron |
| D. | None of these |
| Answer» C. All have coelenteron | |
| 11. |
Recurrence of fever after every 72 hours occurs in: |
| A. | Malignant tertian malaria |
| B. | Benign tertian malaria |
| C. | Quartan malaria |
| D. | Quotidian malaria |
| Answer» D. Quotidian malaria | |
| 12. |
Amoeba excretes by: |
| A. | Contractile vacuole |
| B. | Plasmalemma |
| C. | Pseudopodia |
| D. | None of these |
| Answer» C. Pseudopodia | |
| 13. |
Kala-azar' is caused by: |
| A. | Leishmania |
| B. | Trypanosoma |
| C. | Entamoeba |
| D. | None of these |
| Answer» B. Trypanosoma | |
| 14. |
Sporogony in Plasmodium involves repeated divisions of: |
| A. | Zygote in mosquito to produce numerous sporozoites |
| B. | Sprozoites in man to produce numerous gametes |
| C. | Zygote in mosquito to form many merozoites |
| D. | Zygote in man to form numerous sporozoites |
| Answer» B. Sprozoites in man to produce numerous gametes | |
| 15. |
Meganucleus of paramecium is meant for: |
| A. | Reproduction |
| B. | Metabolic and vegetative functions |
| C. | Behaviour control |
| D. | None of these |
| Answer» C. Behaviour control | |
| 16. |
Changas disease' is caused by: |
| A. | T.gambiense |
| B. | T.cruzi |
| C. | T.rhodesiense |
| D. | None of these |
| Answer» C. T.rhodesiense | |
| 17. |
Sleeping sickness' is caused by: |
| A. | Entamoeba |
| B. | Plasmodium |
| C. | Trypanosoma |
| D. | None of these |
| Answer» D. None of these | |
| 18. |
Water current drawn by Paramecium with the vestibular cilia is: |
| A. | Vortex |
| B. | Cortex |
| C. | Both (a) & (b) |
| D. | None of these |
| Answer» B. Cortex | |
| 19. |
Which of these is not used for malarial test: |
| A. | GBP |
| B. | IHA |
| C. | ELISA |
| D. | None of these |
| Answer» E. | |
| 20. |
What will happen if a marine protozoan is transferred to fresh water: |
| A. | It bursts |
| B. | It enlarges but shrinks again |
| C. | It shrinks |
| D. | It does not have any effect |
| Answer» C. It shrinks | |
| 21. |
Amoebic dysentery is caused by: |
| A. | Entamoeba histolytica |
| B. | E. Coli |
| C. | E.Gingivolis |
| D. | None of these |
| Answer» B. E. Coli | |
| 22. |
Which of these protozoan is unlikely to have a contractile vacuole: |
| A. | Paramecium caudatum |
| B. | Plasmodium |
| C. | Euglena |
| D. | Amoeba proteus |
| Answer» C. Euglena | |
| 23. |
What will happen to contractile vacuole of Amoeba if a fresh water amoeba is kept in a medium of high osmotic potential? |
| A. | It will work faster |
| B. | It will remain unaffected |
| C. | It will stop forming |
| D. | It will remain unaffected |
| Answer» D. It will remain unaffected | |
| 24. |
Sporogony of malarial parasite occurs in: |
| A. | Liver of man |
| B. | Stomach of mosquito |
| C. | RBC of man |
| D. | None of these |
| Answer» C. RBC of man | |
| 25. |
Prepatient period in plasmodium falciparum is: |
| A. | 8 days |
| B. | 5 |
| C. | 14 - 15 days |
| D. | 9 days |
| Answer» C. 14 - 15 days | |
| 26. |
Bening and tertian malaria is caused by: |
| A. | Plasmodium vivax |
| B. | Plasmodium ovale |
| C. | Both (a) & (b) |
| D. | None of these |
| Answer» D. None of these | |
| 27. |
Quinine, used as remedy for malaria is extracted from: |
| A. | Bark of Cinchona plant |
| B. | Bark of Cineinon |
| C. | Oscimum leaves |
| D. | None of these |
| Answer» B. Bark of Cineinon | |
| 28. |
Entamoeba histolytica differs from Amoeba is not having a: |
| A. | Nucleus |
| B. | Food vacuole |
| C. | Contractile vacuole |
| D. | None of these |
| Answer» D. None of these | |
| 29. |
Hw many amoebae are formed by a cyst of Entamoeba histolytica: |
| A. | Two |
| B. | Four |
| C. | Eight |
| D. | One |
| Answer» D. One | |
| 30. |
Ookinete is the name of zygote of: |
| A. | Plasmodium |
| B. | Entamoeba |
| C. | Leishmania |
| D. | None of these |
| Answer» B. Entamoeba | |
| 31. |
Stage of Plasmodium infective to primary host is transmitted by secondary host in form of: |
| A. | Sporozoite |
| B. | Schizont |
| C. | Ookinete |
| D. | Merozoite |
| Answer» B. Schizont | |
| 32. |
Stage of Plasmodium infective to man is transmitted by: |
| A. | Innuculation of female anopheles |
| B. | Innuculation of male anopheles |
| C. | Innuculation of male culex |
| D. | Innuculation of female culex |
| Answer» B. Innuculation of male anopheles | |
| 33. |
Mode of nutrition of Paramecium is: |
| A. | Holozic |
| B. | Holophytic |
| C. | Saprozoic |
| D. | Saprophytic |
| Answer» B. Holophytic | |
| 34. |
During unfavourable conditions, the Amoeba reproduces by: |
| A. | Sporulation |
| B. | Binary fission |
| C. | Conjugation |
| D. | Endomexis |
| Answer» B. Binary fission | |
| 35. |
Defensive organelles in Paramecium are which of these: |
| A. | Trichocysts |
| B. | Nematocysts |
| C. | Sporocysts |
| D. | Oocysts |
| Answer» B. Nematocysts | |
| 36. |
Stage of Plasmodium occurring in human liver cells is: |
| A. | Erythrocytic cycle |
| B. | Pre-erythrocytic cycle |
| C. | Gamogony |
| D. | Sporogony |
| Answer» C. Gamogony | |
| 37. |
Resultants of schiziogony in malarial parasite are: |
| A. | Merozoites |
| B. | Schizonts |
| C. | Sporozoites |
| D. | Ookinetes |
| Answer» C. Sporozoites | |
| 38. |
Malarial parasite can be best obtained from the blood of patient: |
| A. | One hour before rise of temperature |
| B. | When temperature rise with rigor |
| C. | Any time |
| D. | Five hours after temperature becomes normal |
| Answer» E. | |
| 39. |
Trypanosomiasis' is transmitted by: |
| A. | tse-tse fly |
| B. | Sand-fly |
| C. | C. |
| D. | D. |
| E. | |
| Answer» B. Sand-fly | |
| 40. |
Nutrition in Amoeba is: |
| A. | Holozoic |
| B. | Holophytic |
| C. | Saprozoic |
| D. | None of these |
| Answer» B. Holophytic | |
| 41. |
The total area of each of the two daughter amoebae soon after binary fission of a mature amoeba is: |
| A. | Same as that of the parent |
| B. | Equal to half of each parent |
| C. | Slightly less than half of each parent |
| D. | Slightly more than half of each parent |
| Answer» B. Equal to half of each parent | |
| 42. |
Fresh water protozoa respire by: |
| A. | Contractle vacuole |
| B. | Plasma membrane |
| C. | Both (a) & (b) |
| D. | None of these |
| Answer» C. Both (a) & (b) | |
| 43. |
Entamoeba histolytica dies soon if kept in fresh water because: |
| A. | It has no contractile vacuole |
| B. | It has no food vacuole |
| C. | It has no pseudopodia |
| D. | It has no food |
| Answer» C. It has no pseudopodia | |
| 44. |
Secondary host for sleeping sickness parasite is: |
| A. | Sand-fly |
| B. | House-fly |
| C. | C. |
| D. | D. |
| E. | |
| Answer» B. House-fly | |
| 45. |
Secondary host for malarial parasite is: |
| A. | Male anopheles |
| B. | Female anopheles |
| C. | Male culex |
| D. | Female culex |
| Answer» D. Female culex | |
| 46. |
Which of these has only one host: |
| A. | Entamoeba |
| B. | Plasmodium |
| C. | Both (a) & (b) |
| D. | None of these |
| Answer» C. Both (a) & (b) | |
| 47. |
Which of the following protozoan causes African sleeping sickness |
| A. | Plasmodium vivax |
| B. | Entamoeba gingivalis |
| C. | Trypanosoma lewsii |
| D. | Trypanosoma gambiense |
| Answer» E. | |
| 48. |
Trypanosoma belongs to which of the following group? |
| A. | mastigophora |
| B. | sarcodina |
| C. | sporozoa |
| D. | ciliata |
| Answer» B. sarcodina | |
| 49. |
Which of the following class of protozoa does not generally contain contractile vacuole? |
| A. | Sporozoa |
| B. | Rhizopoda |
| C. | Flagellata |
| D. | Cilliata |
| Answer» B. Rhizopoda | |
| 50. |
Which of the following is not a characteristic feature of prtozoans |
| A. | binary fission |
| B. | contractile vacuole |
| C. | cell membrane as an outer body covering |
| D. | pseudopodia |
| Answer» D. pseudopodia | |