Description
ASSIGNMENT
Microbiology
Elective Course in MSc. Biochemistry
Course Code: MBCE-014
Assignment code: MBCE-014/TMA/2025
PART-(A)
1(a). Explain the contribution of following scientists in the field of microbiology:
) (i) Joseph Lister (ii) Alexander Fleming (iii) Robert Koch
(b) Explain the experiment performed by Francesco Redi to disprove the theory of spontaneous generation.
- (a) State the differences between Whittaker’s and Carl Woes classification systems.
(b) What is meant by phylogeny? Discuss the importance of phylogenetic tree.
- (a)State five differences between prokaryotes and eukaryotes
(b) What is differential staining? Give two examples.
- (a) Differentiate between:
- active transport and facilitated diffusion
- sterilization and disinfection.
(b) Explain various physical methods for sterilization.
- (a) Discuss methods used for evaluation of antimicrobial efficacy.
(b) Compare pour plate and spread plate methods for microbial isolation.
PART- (B)
- (a) Name the causative agent of meningitis, diphtheria, genital herpes, poliomyelitis and measles.
(b) Discuss the role of antimicrobial peptides in innate immune response?
- (a) How do activated B cells help defend against pathogens?
(b) What is role of inflammation in host defense against a pathogen?
- (a) Name four mechanisms employed by viruses to evade immune system of host. Briefly discuss any one of these.
(b) Why do bacteria form biofilms?
- (a) Discuss any one type of microbial interaction.
(b) How do microbes help in maintaining a clean environment?
- (a) Write a brief note on reef building corals.
(b) What are the differences between genotyping and phenotyping.
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