PG TRB ZOOLOGY | Unit I - ANIMAL DIVERSITY AND PHYLOGENY | Structure, life history and disease of helminth parasites – Taenia solium.

PG TRB ZOOLOGY ONLINE TEST / QUIZ AS PER LATEST SYLLABUS | Unit I - ANIMAL DIVERSITY AND PHYLOGENY | Structure, life history and disease of helminth parasites – Taenia solium.

PG TRB Zoology Quiz: Unit I - Animal Diversity and Phylogeny

Topic: Structure, Life History, and Disease of Helminth Parasites - Taenia solium

30 Multiple Choice Questions (1 mark each)

1. Taenia solium is commonly known as:

a) Pork tapeworm
b) Beef tapeworm
c) Dog tapeworm
d) Fish tapeworm

2. The definitive host of Taenia solium is:

a) Human
b) Pig
c) Cow
d) Dog

3. The intermediate host of Taenia solium is:

a) Pig
b) Human
c) Cow
d) Sheep

4. The larval stage of Taenia solium found in pigs is called:

a) Cysticercus cellulosae
b) Cysticercus bovis
c) Oncosphere
d) Hexacanth

5. Infection with adult Taenia solium in humans causes:

a) Taeniasis
b) Cysticercosis
c) Echinococcosis
d) Ascariasis

6. Cysticercosis in humans is caused by ingestion of:

a) Eggs of Taenia solium
b) Adult worms
c) Proglottids
d) Scolex

7. The scolex of Taenia solium has:

a) 4 suckers and a rostellum with hooks
b) 4 suckers only
c) 2 suckers
d) No suckers

8. The gravid proglottids of Taenia solium contain:

a) Eggs
b) Larvae
c) Cysts
d) Spores

9. Neurocysticercosis is a severe form of:

a) Cysticercosis affecting the brain
b) Taeniasis
c) Ascariasis
d) Schistosomiasis

10. The oncosphere of Taenia solium hatches in the:

a) Intestine of the intermediate host
b) Stomach
c) Liver
d) Lungs

11. Taenia solium belongs to the class:

a) Cestoda
b) Trematoda
c) Nematoda
d) Acanthocephala

12. The eggs of Taenia solium are released through:

a) Feces of the definitive host
b) Urine
c) Saliva
d) Sweat

13. Auto-infection in Taenia solium can lead to:

a) Cysticercosis
b) Taeniasis
c) Both
d) None

14. The hexacanth embryo of Taenia solium has:

a) 6 hooks
b) 4 hooks
c) 2 hooks
d) No hooks

15. Diagnosis of taeniasis is confirmed by:

a) Finding proglottids or eggs in stool
b) Blood test
c) Urine test
d) Skin test

16. Prevention of Taenia solium infection includes:

a) Thorough cooking of pork
b) Eating raw vegetables
c) Poor hygiene
d) None of the above

17. The strobila of Taenia solium consists of:

a) Chain of proglottids
b) Scolex
c) Neck
d) Rostellum

18. Taenia solium is a:

a) Hermaphroditic parasite
b) Dioecious
c) Asexual
d) Parthenogenetic

19. The cysticercus larva encysts in:

a) Muscles and brain
b) Liver only
c) Lungs only
d) Intestine

20. Treatment for taeniasis involves:

a) Praziquantel or niclosamide
b) Antibiotics
c) Antivirals
d) Surgery always

21. The rostellum in Taenia solium is:

a) Armed with hooks
b) Unarmed
c) Absent
d) Only in larvae

22. Eggs of Taenia solium are indistinguishable from those of:

a) Taenia saginata
b) Ascaris lumbricoides
c) Schistosoma mansoni
d) Enterobius vermicularis

23. In the life cycle, the cysticercus develops into adult worm in:

a) Human intestine
b) Pig muscle
c) Soil
d) Water

24. Symptoms of neurocysticercosis include:

a) Seizures and headaches
b) Diarrhea only
c) Fever only
d) Skin rash

25. Taenia solium proglottids are:

a) Broader than long
b) Longer than broad
c) Square
d) Circular

26. The number of uterine branches in Taenia solium gravid proglottid is:

a) 7-13 on each side
b) 15-20
c) 1-5
d) None

27. Humans can become intermediate hosts by:

a) Ingesting eggs via contaminated food/water
b) Eating cooked pork
c) Direct contact with pigs
d) Mosquito bites

28. The adult Taenia solium resides in the:

a) Small intestine
b) Large intestine
c) Stomach
d) Liver

29. Cysticerci in humans can be detected by:

a) CT scan or MRI
b) Stool examination only
c) Blood smear
d) Urine analysis

30. Taenia solium is transmitted by:

a) Feco-oral route
b) Vector-borne
c) Airborne
d) Sexual transmission

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