BSc Biotechnology Sem III 2019 2020 Oct 2020 BIOTECH IMMUNOLOGY Question Paper - Mumbai University | munotes

Questions asked in this paper

• 1, Attempt all questions

1. Q2 All questions carry equal marks
2. Q4 Use of log tables and non-programmable calculator is allowed
3. Q5 For Q2,Q3 and Q 4 attempt A and B OR C and D directed (Any fifteen) 15 Name the largest lymphatic vessel
4. Q2 Name the macrophage like cell in the lung Name the congenital birth defect in humans in which thymus fails to develop
5. Q4 Define naive cells
6. Q5 Give an example of a cytokine secreted by macrophage
7. Q6 Name the C3 convertase in the lectin complement pathway Give the significance of factor H
8. Q8 State true false: HLA codes for MHC
9. Q9 What is ITAM ?
10. Q10 State true/ false:Invariant Chain is involved in the endocytic pathway for Give an example of co receptor of T cell State true/ false: T helper cells secrete after activation
11. Q13 State true/ false: TCR is a homodimer made of alpha chain Define: Thymus Independent Antigens
12. Q15 What is chromogenic substrate?
13. Q16 What is agglutination titre?
14. Q17 Southern Blotting technique is used for detection of
    • c. mRNA d. None of above
15. Q18 What does ELISA stand for? 19, What is Prozone Effect? 20, Define Precipitation reaction
16. Q2 A_ Give a brief account on lymph node and spleen 8 marks
17. Q2 B Describe the lectin complement pathway in detail
18. Q2 C_ Give a brief account on phagocytes and add a note on 8 marks
19. Q2 D__ Describe the mucosa associated lymphoid tissue in brief 7 marks
20. Q3 A_ Write on the experimental evidence proving Self MHC restriction of T- Discuss the cytosolic pathway for Antigen processing and presentation. 07 Discuss the process of activation of T cells. 08 8 marks
21. Q3 D__ Describe the structure of BCR with its co-receptors. explain double immunodiffusion 08 Explain ELISPOT Assay 07 What is Flow Cytometry 08 Describe Immunoprecipitation reactions with suitable example 07 7 marks
22. Q5 short note on any three of the following 15 marks

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