KHYBER PAKHTUNKHWA PUBLIC SERVICE COMMISSION
COMPETITIVE EXAMINATION FOR THE POSTS OF PMS-2022
ZOOLOGY (PAPER 1)
Maximum Marks: 100
Time Allowed: 3 hours
Note: Attempt Five (05) questions in all selecting THREE questions from Part A and TWO questions from Part B Draw neat and well-labeled diagrams where required
Q No Questions Allocated Marks
PART – A
1(a) Discuss osmoregulation and the nervous system in planaria. 10
(b) Explain the life cycle of Fasciola hepatica. 10
2 Explain the complete structure of class Gastropoda along with torsion. 20
3 Discuss digestion, nervous system, and excretion in polychaetes. 20
4 Explain the exoskeleton of arthropods and the process of ecdysis. 20
PART – B
5 Compare the circulatory system of five classes of vertebrates. 20
6 How the endothermy of birds and mammals is associated with the structure of the heart Compare it with amphibians. 20
7 Discuss at least seven adaptations of birds that enable them to flights as compared to reptiles. 20
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