University of Rajasthan 2006 B.Sc Zoology STRUCTURE, AND FUNCTION OF INVERTEBRATE TYPES - Question Paper

B.SC (PART II) exam , 2006



(FACULTY OF SCIENCE)


[ALSO COMMON WITH SUBSIDIARY PAPER OF B.SC.(HONS.)PART II]


(THRE YEAR SCHEME OF 10+2+3 PATTERN)



ZOOLOGY (FIRST PAPER)

(STRUCTURE, AND FUNCTION OF INVERTEBRATE TYPES)



DESCRIPTIVE PART - II

TIME ALLOWED: 2 HOURS MAXIMUM MARKS- 20




ATTEMPT 4 ques. IN ALL . SELECTING AT lowest 1 ques. FROM every part.



(SECTION - A)

1. WRITE THE CHEIF LOCOMOTORY ORGANELLES OF PROTOZOA. discuss IN BRIEF
HOW THEY BRING ABOUT LOCOMOTION . (MARKS -5)

2. provide AN ACCOUNT OF SKELETON IN SYCON. (MARKS -5)

3. WRITE SHORT NOTES ON ANY 2 OF THE subsequent :-
(I) CORALS (II) STATOCYST (III) OSPHRADIUM (IV) NUCHAL ORGANS (MARKS -21/2,21/2)


(SECTION -B )


4. define THE FOOD, FEEDING MECHANISM AND PHYSIOLOGY OF DIGESTION
IN LEECH. (MARKS -5)

5. define THE RESPIRATORY ORGANS AND MECHANISM OF RESPIRATION IN
THE COMMON APPLE SNAIL. (MARKS -5)

6. WRITE SHORT NOTES ON ANY 2 OF THE FOLOWING:-

(I) MALPIGHIAN TUBULES (II) CYCLOSIS
(III) GONANGIUM (IV) MEDUSA (MARKS -21/2,21/2)


(SECTION - C)


7. WRITE SALIENT FEATURES OF BALANOGLOSSUS . (MARKS -5)

8. provide A DETAILED ACCOUNT OF THE PARASITIC ADAPTATION IN
PLATYHELMINTHES. (MARKS -5)

9. WRITE SHORT NOTES ON ANY 2 OF THE FOLLOWING:-

(I) CANNAL SYSTEM OF SPONGE (SYCON)
II) NUPTIAL -FLIGHT
(III) ROLE OF ENDOCRINE GLANDS IN INSECT DEVELOPMENT
(IV) WATER VASCULAR SYSTEM OF STARFISH (MARKS -21/2,21/2)

Earning:   Approval pending.