FOR RECRUITMENT TO THE POSTS OF
PROVINCIAL MANAGEMENT SERVICE, ETC -2023
CASE NO. 1C2024
SUBJECT: ZOOLOGY (PAPER-I)
TIME ALLOWED: THREE HOURS MAXIMUM MARKS: 100
NOTE:
i. All the parts (if any) of each Question must be attempted at one place instead of at different places.
ii. Write Q. No. in the Answer Book in accordance with Q. No. in the Q. Paper.
iii. No Page/Space be left blank between the answers. All the blank pages of Answer Book must be crossed.
iv. Extra attempt of any question or any part of the question will not be considered.
NOTE: Attempt FIVE Questions in all. Select at least TWO Questions from each Section. Attempt in Urdu or English.
SECTION-I
Q1. a) Describe different types of skeletons in each class of sponges.
b) Discuss various types of canal systems in phylum Porifera.
Q2. a) describe the life cycle of Fasciola Hepatica
b) describe reproduction and development in turbellaria.
Q3. a) explain the feeding and digestive system of Nematoda.
b) give an account of reproduction and development in Nematoda.
Q4. a) discuss the evolutionary relationship of Annelida with other animals.
b) What is metamerism? Discuss its advantages in annelids.
SECTION-II
Q5. Describe the mechanism of osmoregulation in freshwater and marine fishes.
Q6. Discuss the rise and fall of reptiles during their evolutionary history.
Q7. Give an account of aerial adaptations and migration of birds.
Q8. Discuss Amphibians as the first terrestrial vertebrates.
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