zoology Arena

Q:-1 Describe navigation in fishes and birds. Explain its urge and control also. (20) Q:-2 What is vitamin? With suitable example describe different types of it. Describe the biosynthesis of Vitamin - D. (20) Q:-3 Define co-enzymes. How they are regulating the activity of enzymes? Describe with suitable examples. (15) Q:-4 What is FAP? How it is controlling development in various animals? (10) Q:-5 Describe various types of Biological clock. (20)

Q:-1 What is a chemical messenger ? Discuss its roles. (12) Q:-2 Define crypsis. How is it different from mimicry? (12) Q:-3 How do enzymes works? Discuss various types of inhibition mechanism with appropriate examples. (20) Q:-4 Classify the enzymes? Describe what is E. C number of an enzyme. (15) Q:-5 Discuss the role of hormones in drive. (20)

Q:-1 How the hormones are classified? Give the mechanism of action of each type of hormone class. (15) Q:-2 Explain iodine trapping. Give its physiological implications. (10) Q:-3 What are various methods to studying animal behaviour? Discuss the role of maze. (20) Q:-4 Discuss kinship and altruism. How they are significant in sustaining the herd? (15)

Q:-1 Describe the TCA cycle. Discuss its regulation. (20) Q:-2 Explain conditioning by taking Pavlov experiment as an example. (15) Q:-3 What is substrate level phosphorylation? Describe the structure and significance of cAMP.(15) Q:-4 Demarcate between learning and memory. Add note on long term and short term memory  (20) Q:-5 Compare the habituation and imprinting, which one has high importance and why? (10) Q:-6 Discuss ATP cycle in brief. Explain production of ATP other than in mitochondria. (15)

Q:-1 Describe the digestion of lipids. Give various physiological implications if process get impaired. (15) Q:-2 Give the significance of remote sensing in studying biodiversity. How we can regulate its misuses. (20) Q:-3 Give the synthesis of steroid hormones. Explain its regulation. (15) Q:-4 What is nucleic acid? Discuss experimental proofs, establishing DNA as genetic material . (20) Q:-5 What is protein turn over? How ubiquitination maintained by cell? (10)

Q:-1 Why fats are being used for snoring the energy whereas carbohydrates as energy source? (20) Q:-2 Give the structure and classification of carbohydrates. Explain their stereochemistry. (20) Q:-3 Contemporary legislations are not enough to tackle down the growing concerns and danger over biodiversity. Discuss (20) Q:-4 Outline the process of glycolysis. Describe its regulation. (15)