Previous Year Questions
2024
ZOOLOGY — HONOURS
Paper : DSCC-4
(Cells and Tissue Structure)
Full Marks : 75
Group - A
1. Answer any ten questions :
2 × 10
(a) What is Fibrosis?
(b) Mention the location and function of transitional epithelium.
(c) Write two important differences between collagen fibre and elastin fibre.
(d) State the features and location of hyaline cartilage.
(e) What is osteoclast? Mention its function.
(f) Write any two important features of areolar connective tissue.
(g) State two structural differences between bone and cartilage.
(h) Name two glial cells with their functions.
(i) Write the differences between plasma and serum.
(j) What is hematopoiesis? Where does it occur?
(k) What is coeliac disease?
(l) What is fibrocartilage?
(m) What do you mean by Haversian canal?
(n) State the functions of osteocytes.
(o) What is neural plasticity?
Group - B
2. Write short notes on any three of the following :
5 × 3
(a) Structure of microfibril
(b) Principle of Feulgen reaction
(c) Epithelial metaplasia
(d) Multiple sclerosis.
Group - C
Answer any four questions.
3. (a) What are chromophores? What chromophoric systems are commonly used for biological stains?
(b) Mention the different types of biological dyes with examples. (2+3)+5
(b) Mention the different types of biological dyes with examples. (2+3)+5
4. (a) What is cell polarity? Write the differences between apical and basal polarity in epithelial cell.
(b) Describe any three types of cartilages with proper diagram. (1+4)+(3+2)
(b) Describe any three types of cartilages with proper diagram. (1+4)+(3+2)
5. (a) Describe the types of nervous tissues based on their functions.
(b) Mention structural and functional differences between myelinated and non-myelinated nerve fibres. (2½+2½)+(3+2)
(b) Mention structural and functional differences between myelinated and non-myelinated nerve fibres. (2½+2½)+(3+2)
6. (a) Describe the components of ECM.
(b) Write a brief note on the types of connective tissue. 5+5
(b) Write a brief note on the types of connective tissue. 5+5
7. (a) Distinguish between straited and non-straited muscle.
(b) Briefly state the steps involved in scar formation.
(c) Draw and describe the ultrastructure of skeletal muscle. 3+2+(2+3)
(b) Briefly state the steps involved in scar formation.
(c) Draw and describe the ultrastructure of skeletal muscle. 3+2+(2+3)
8. (a) Comment on the different types of leukocytes.
(b) State the function of platelets.
(c) Differentiate between white muscle fibre and red muscle fibre. 4+2+4
(b) State the function of platelets.
(c) Differentiate between white muscle fibre and red muscle fibre. 4+2+4
Comments
Post a Comment