Anna University Microbiology Model Question Paper

Anna University Microbiology Model Question Paper

III Semester

IB234 – MICROBIOLOGY

 

Max. Marks: 100                                                                                           Time: 3 hours

 PART – A (10 x 2 Marks)

Answer ALL the Questions

1. Name any four major characteristics of Microorganisms?

2. Contributions of Alexander Fleming.

3. Write any four applications of light Microscope.

4. What are the various methods of demonstrating the presence of flagella?

5. How does the T-even phages penetrate the Bacterial Cell?

6. How are bacterial growth measured?

7. Membrane filters.

8. Selective media.

9. Clostridium botulinum.

10. Functions of Fimbriae.

 

PART – B (5 x 16 = 80 Marks)

Question No. 11 is Compulsory

11. Define Growth curve and explain various methods of enumerating multiplying microorganisms?

 

12. Working mechanism and applications of Electron microscope.

OR

How are microbes classified?

 

13. ive the cell wall Structure of Gram positive and Gram negative bacteria and explain the principle of Gram Staining.

OR

Morphology and Reproduction of Fungi.

14. How is Glucose catabolised by microorganisms?

OR

            Explain various methods of Food preservation.

 

15. What are the properties that an antibiotic should fulfill? Classify them and explain with examples?

OR

Explain the applications of various microorganisms in Industrial use.

Anna University Microbiology Model Question Paper

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