Subject: Micro-Biology
BSN
Page 27 of 31
#209 Which scientist is known for formulating Koch’s postulates?
A) Louis Pasteur
B) Robert Koch
C) Antonie van Leeuwenhoek
D) Francesco Redi
#210 What is the primary source of nutrition for saprophytes?
A) Living organisms
B) Dead organic matter
C) Water
D) Air
#211 Which of the following diseases is caused by a virus?
A) Tuberculosis
B) Cholera
C) Chicken pox
D) Malaria
#212 What is the role of nurses in maintaining a sterile field in operation theatres?
A) Diagnosing diseases
B) Ensuring a microorganism-free environment
C) Administering medications
D) Performing surgeries
#213 Which of the following is a type of vector?
A) Bacterium
B) Insect
C) Virus
D) Fungus
#214 What is the term for a substance that induces an immune response?
A) Toxin
B) Antigen
C) Pathogen
D) Antibody
#215 Which scientist is credited with discovering the process of attenuation?
A) Robert Koch
B) Louis Pasteur
C) Antonie van Leeuwenhoek
D) Edward Jenner
Page 27 of 31
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