SZABMU AHS 2026 Bacteriology Free Quiz 2

1. What is the function of a bacterial capsule?

A. For attachment B. For motility C. For reproduction D. For protection against immune cells

2. What is the role of mesosomes in bacteria?

A. Increase surface area for respiration B. Store nutrients C. Produce toxins D. Synthesize proteins

3. What is bacterial transformation?

A. Transfer of DNA via a virus B. Uptake of free DNA C. Conjugation through a pilus D. Reproduction by binary fission

4. How does bacterial conjugation occur?

A. Uptake of free DNA B. Transfer via bacteriophage C. Direct contact through pilus D. No contact required

5. What is bacterial transduction?

A. Uptake of free DNA B. Direct cell contact C. Binary fission D. Bacteriophage-mediated transfer

6. Why are bacteria classified as prokaryotes?

A. Lack a nucleus B. Have a nucleus C. Have membrane-bound organelles D. Are multicellular

7. What is the structure of the bacterial chromosome?

A. Linear DNA B. Circular DNA C. Multiple linear DNA D. RNA

8. Which organelle is responsible for protein synthesis in bacteria?

A. Plasma membrane B. Ribosomes C. Nucleoid D. Mesosomes

9. What is the region in a bacterial cell that contains the DNA called?

A. Membrane-bound nucleus B. Nucleoid C. Ribosome D. Plasmid

10. What is the cell wall structure of Gram-negative bacteria?

A. Thin peptidoglycan and outer membrane B. Thick peptidoglycan, no outer membrane C. No peptidoglycan D. Thick peptidoglycan and outer membrane