PHYLUM NEMATODA

PHYLUM NEMATODA

1. Psudocoel is derivative of

a. Blastocoel b. Archenteron c. Neurocoel d. None.

2. Pscudocoel is found in

a. Earthworm b. Cockroach c. Ascaris d. All

3. Syncytial ectoderm is found in

a. Ascaris b. Earthworm c. Tapeworm d. None

4. Drug used in Ascariaris

a. Mapacrine b. Chenopodium oil c. Paludrine d. Parsenamide

5. Infective stage of Ascaris is

a. Embryonated egg b. Trophozoite c. Hexacanth d. None

6. Microfiliariae enter the blood capillaries under the skin during

a. Morning b. Noon c. livening d. Mid night

7. In Enterobius Vennicularis the method of transmission is

a.Contamination b. Congenital c. Transovarial d. By vector

8. Space between body wall and alimentary canal of Ascaris is

a. Pseudocoelom b. Coelom c. Acoelom d. None

9. Common name of Ancylostoma is

a. Pin worm b. Round worm c. Filaria worm d. Hook worm

10. Male Ascaris can be distinguished by

a. Presence of suckers b. Elongated body

c. Tapering tail with pineal spicules d. Curved tail with pineal spicules

11. Ascaris is found as endoparasite in

a.Blood of man b.Intestine of man c.Muscles of pig d. Body cavity of man

12. In Ascaris thick cuticle is an adaptation for

a. Parasitism b. Locomotion c. Growth d. Reproduction

13. Which of the larvae of Ascaris is most pathogenic in its host:

a. First in embryo sphere b. Second in embryo sphere c. Third in the liver

d. Fourth in the lungs

14. In Ascaris, the Epidermis is

a. Columnar b. Stratified c. Syncytial d. Pseudostratified

15. Lips of Ascaris are

a. Cartilaginous b. Horny c. Deniticulate d. Bony

16. The cuticle in Ascaris is secreted by

a. Muscular layer of body wall b. Epidermis c. Syncytium

d. None of the above

17. The lateral lines in Ascaris contain

a. Excretory canals b. Nerves c. Oviducts d. Spermatic ducts

18. In Ascaris, the sperms are

a. Elongated b. Flagellated c. Round d. Amoeboid

19. During growth, the Ascaris undergoes moulting in the body of host for

a. Two times b. Four times c. Five times d. Six times

20. The infective stage in the life cycle of Ascaris is or the infection is brought by

a. Tetranucleated cyst b. Rhabditiform larva c. Embryonated egg

d. Cysticercus larva

21. In the Ascaris larva hatches out in the

a. Stomach of host b. Intestine of host c. Outside the body of host

d. Uterus of female Ascaris

22. The transmission of Ascaris takes place through

a. Foul air b. House fly c. Contaminated food and water

d. Female of Anopheles mosquito

23. The technical name of pin worm or seat worm is

a. Trichinella b. Ancylostoma c. Oxyuris d. Wuchereria

24. Elephantiasis in man is caused by

a. Dracunculus b. Ancylostoma c. Oxyuris d. Microfilairae

25. Chenopodium oil is successfully used for expulsion of

a. Tape worm b. Liver flukes c. Flat worms d. Round worm


ANSWERS

1. a 2. c 3. a 4. b 5. a 6. d 7. a 8. a 9. d 10. d

11. b 12. a 13. d 14. c 15. c 16. b 17. a 18. d 19. b 20. c

21. b 22. c 23. c 24. d 25. d