Ph.D. Course Work Examination June July 2017
ZOOLOGY Paper III and Paper IV
Advanced Development in Zoology
Day Date: Friday, 30-06-2017 Max. Marks: 100
Time: 11.00 AM to 02.00 PM
Instructions: All questions are compulsory.
All questions carry equal marks.
Draw neat labeled diagrams wherever necessary.
Q.1 Describe the structure and functions of Thyroid gland. 10
Write short notes on any two: 10
Structure of steroid hormone and their formation
Role of parathormone in calcium metabolism
Histological structure of Adrenal medulla
Q.2 Give an account of preparation and management of nursery ponds. 10
Write short notes on any two: 10
Characteristic features of cultivable species in fresh water fish
culture
Monosex culture
Chinese hatchery
Q.3 Explain in detail the general properties of Enzymes. 10
Write short notes on any two: 10
Biotransducer
Ethanol fermentation
Applications of enzymes
Q.4 Discuss the mutation theory of evolution and add note on
importance of Mutations in evolution.
10
Write short notes on any two: 10
Germplasm theory
Hybrid speciation
Harmful bacteria
Q.5 What is cellular differentiation? Explain its mechanisms. 10
Write short notes on any two: 10
Types of Homeotic genes
Properties of stem cells
Transgenesis