No. of Printed Pages: 2
CS-134/06
ZOOLOGY
Paper-I

Time: 3 Hours I Fun Marks 300
Note: Candidates should attempt Question No.1 from Section-A and Question No. 5 from Section-B which are compulsory, and any three of the remaining questions, selecting at least one from each Section.
All questions carry equal marks.
SECTION-A
I. Write briefaccount on any three ofthe in about 200 words each: 3 x 20 60

Give an account of types and origin of coelom.


Describe torsion in Gastropoda and comment on its advantages and disadvantages.


Discuss the structural peculiarities ofUrodela and Apoda.


Write notes on mechanism of snake bite and composition of venom.


2.
Describe the general characters and affinities of Urochordata and comment on retrogressive metamorphosis. 60

3.
Write notes on origin and evolution of brain in different vertebrate groups. 60

4.
Describe the structure of Peripatus and justify its placement in Arthropoda. 60


SECTION
5. Write brief account on any three of the following in about 200 words each: 3 x 20 60

Conservation and management of Wildlife in Orissa


Null hypothesis and tests of significance


Physiological basis of behaviour


Helminth parasites in man