Leech (MCQ):Hirudinaria granulosa , Annelida: Characters, Classification

1. Hirudinaria granulosa: The Indian Cattle Leech 

2. Annelida: Characters, Classification and Types

Multiple Choice Questions

MCQ...

B.Sc.F.Y. Zoology

1. Saliva of leeches contain an anticoagulant called: 

(a) haemoglobin

(b) hirudin

 (c) haparin

(d) histamine

2. Common cattle leech belongs to the genus : 

(a).Megascolex 

(b) Neanthes

(c) Arenicola

(d) Hirudo 

3. The saliva of Leech has an anticoagulant called:

(a) heparin

(b) hirudin

(c) chloragosomes

(d) none of these

4. How many chambers are found in the crop of Leech? 

(a) six

(b) eight 

(c) nine

(d) ten 

5. Leech is a blood sucking animal, nutritionally, therefore leech is :

(a) herbivorous

(b) carnivorous

(c) sanguivorous

(d) omnivorous

6. In which segment do you find the ovisac in leech?

(a) 8th

(b) 11th

(c) 15th

(d) 13th

7. Which segment possess nephridia in Hirudinaria ?

(a) 7-10th segments

(b) 6-22 segments

(c) 10-20 segments 8.

(d) 7-18 segments

8. Female genital opening of Hirudinaria is present in :

(a) Ist annule of 10th segment 

(b) 1st annule of 11th segment

(c) 2nd annule of 10th segment

(d) 2nd annule of 11th segment 

9. The posterior sucker of Hirudinaria is formed by the union of: 

(a) 1 segment

(b) 7 segments

(c) 25 segments

(d) 33 segments 

10.The number of segments in Hirudinaria is :

(a) 109

(b) 33

(c) 26

(d) numerous

11. Anterior sucker of Hirudinaria is formed by the union of

(a) 1 segment

(b) 3 segments

(c) 7 segments

(d) prostomium and 3 segment

12. In Hirudinaria space between body wall and alimentary canal is filled not the 

(a) botryoidal tissue 

(b) connective tissue

(c) hoemocoelomic fluid

(d) none

X X

13. Chitogenous glands are found in :

(a) elitellar region forming wall of cocoon 

(b) prostomium

(c) suckers 

(d) epidermis

14.The detailed study about Hirudinaria made by:

(a) K. N. Behl

(b) S. N. Dash

(c) M. L. Bhatia 

(d) none

15. Hirudinaria is :

(a) herbivorous 

(b) carnivorous

(c) omnivorous

(d) sangivorous 

16. A temporary clitellum is form in Hirudinaria on segments:

(a) 7th 8th 9th 

(b) 9th to 11th

(c) 11th to 13th

(d) none

17. Number of annular recepter in each annulus :

(a) 18 

(b) 18 on dorsal and 18 on ventral

(c) 9

(d) all above

18. Hirudinaria contains :

(a) slime gland

(b) sucker gland

(c) cliteller gland

(d) all above

19. Velum present in :

(a) Pheritema

(b) Hirudinaria

(c) Ascaris

(d) all

20. In Hirudinaria there is no special organs far :

(a) digestion

(b) excretion

(c) respiration 

(d) reproduction

21. Number of testies in Hirudinaria are : 

(a) 10 pairs 

(b) 11 pairs 

(c) 12 pairs 

(d) 13 pairs

Answers:

1. (b) 2. (d) 3. (b) 4. (d) 5. (c) 6. (b) 7. (b) 8. (d) 9. (b) 10. (b) 11. (d) 12. (a) 13. (a) 14. (c) 15. (d) 16. (b) 17. (b) 18. (d)19. (b) 20. (c) 21. (b)

X X

2. Annelida: Characters, Classification and Types

Multiple Choice Questions

1. Aphrodite is commonly known as:

(a) lugworm

(b) sea fan

(c) sea mouse

(d) polalo worm

2. Tube dwelling polychaetes are known as:

(a) burrowing

(b) planktonic

(c) pelagic 

(d) tubicolous 

3. In Polychaeta, the nature of seta is :

(a) numerous

(b) occur singly

(c) occur in bundles

(d) fused

4. Presence of coelom and metamerism are the most important characters in : 

(a) Helminthes

(b) Arthropods

(c) Annelides

(d) Coelenterates

5. The origin of the nephredium is :

(a) germinal

(b) ectodermal

(c) mesodermal

(d) endodermal

6. Cuticle of annelides is:

(a) non-chitinous and albuminoid 

(b) chitinous

(c) chitinous and albuminoid

(d) non-chitinous

7. The body cavity of Hirudo is filled with :

(a) connective tissue 

(b) parenchyma tissue

(c) botryoidal tissue 

(d) coelomic fluid

8. Tube within a tube body plan is found in : 

(a) Pheretima posthuma

(b) Hydra

(c) Rana tigrina

(d) Lepus cuniculus

9. Chaetopterus is commonly known as:

(a) lugworm 

(b) paddle worm

(c) sea pen

(d) polalo worm

10. Nereis is commonly known as:

(a) c worm

(b) earthworm

(c) skate sucker

(d) sea fan

11. Sucking of human blood by the leech is called:

(a) blood sucking

(c) autotomy

(b) phlebotomy 

(d) phrynotomy

X X

12. The coelom in Annelids is : 

(a) pseudocoelic

(b) enterocoelic

(c) schizocoelic

(d) coelic

13. Lug worm is commonly known to :

(a) Nereis

(b) Arenicola

(c) Aphrodite

(d) Polynae

14. Sabela generally known as:

(a) rag worm

(b) scale worm

(c) peacock worm

(d) none

15. Which is known as blood worm :

(a) Terebella

(b) Tubifix

(c) Lumbricus

(d) Nereis

16. The Tubifix' is :

(a) blood parasite

(b) sand dweller

(c) fresh water

(d) parasite

17. Medicinal leech is : 

(a) Hirudinaria

(b) Hirudo

(c) Hirudo medicinalis 

(d) none of the above

18. Sipunculus commonly known as:

(a) nut worm

(b) pea nut worm

(c) peacock worm 

19. The annelidan larva is :

(a) Bipinnaria

(b) Trochophore

(c) Cercaria

(d) none

Answer: 

1. (c) 2. (c) 3. (d) 4. (c) 5. (c) 6. (b) 7. (d) 8. (c) 9. (a)10. (b) 11. (a) 12. (b) 13. (c) 14. (b) 15. (c) 16. (b) 17. (c) 18. (c)19. (b)

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