Here Are 50 Quizzes / Multiple-Choice Questions Related To
MICROBIOLOGY
With Their Correct Answers
1. What is the primary function of a bacterial capsule?
a) Attachment
b) Respiration
c) Reproduction
d) Excretion
**Answer: a) Attachment**
2. Which of the following is a gram-negative bacteria?
a) Staphylococcus aureus
b) Escherichia coli
c) Streptococcus pyogenes
d) Clostridium difficile
**Answer: b) Escherichia coli**
3. Which type of microorganism requires a host cell to replicate?
a) Bacteria
b) Fungi
, c) Viruses
d) Protozoa
**Answer: c) Viruses**
4. Which of the following is NOT a mode of bacterial reproduction?
a) Binary fission
b) Budding
c) Conjugation
d) Fragmentation
**Answer: d) Fragmentation**
5. Which microorganism is responsible for causing tuberculosis?
a) Streptococcus pneumoniae
b) Mycobacterium tuberculosis
c) Haemophilus influenzae
d) Neisseria meningitidis
**Answer: b) Mycobacterium tuberculosis**
6. Which microbial structure is involved in bacterial motility?
a) Capsule
b) Flagellum
c) Pilus
, d) Spore
**Answer: b) Flagellum**
7. Which of the following is a common sexually transmitted bacterial infection?
a) Influenza
b) Chlamydia
c) Hepatitis B
d) Measles
**Answer: b) Chlamydia**
8. Penicillin works by targeting the synthesis of:
a) DNA
b) Ribosomes
c) Cell wall
d) Lipids
**Answer: c) Cell wall**
9. Which process involves the conversion of nitrogen gas into ammonia?
a) Denitrification
b) Nitrification
c) Nitrogen fixation
d) Ammonification
MICROBIOLOGY
With Their Correct Answers
1. What is the primary function of a bacterial capsule?
a) Attachment
b) Respiration
c) Reproduction
d) Excretion
**Answer: a) Attachment**
2. Which of the following is a gram-negative bacteria?
a) Staphylococcus aureus
b) Escherichia coli
c) Streptococcus pyogenes
d) Clostridium difficile
**Answer: b) Escherichia coli**
3. Which type of microorganism requires a host cell to replicate?
a) Bacteria
b) Fungi
, c) Viruses
d) Protozoa
**Answer: c) Viruses**
4. Which of the following is NOT a mode of bacterial reproduction?
a) Binary fission
b) Budding
c) Conjugation
d) Fragmentation
**Answer: d) Fragmentation**
5. Which microorganism is responsible for causing tuberculosis?
a) Streptococcus pneumoniae
b) Mycobacterium tuberculosis
c) Haemophilus influenzae
d) Neisseria meningitidis
**Answer: b) Mycobacterium tuberculosis**
6. Which microbial structure is involved in bacterial motility?
a) Capsule
b) Flagellum
c) Pilus
, d) Spore
**Answer: b) Flagellum**
7. Which of the following is a common sexually transmitted bacterial infection?
a) Influenza
b) Chlamydia
c) Hepatitis B
d) Measles
**Answer: b) Chlamydia**
8. Penicillin works by targeting the synthesis of:
a) DNA
b) Ribosomes
c) Cell wall
d) Lipids
**Answer: c) Cell wall**
9. Which process involves the conversion of nitrogen gas into ammonia?
a) Denitrification
b) Nitrification
c) Nitrogen fixation
d) Ammonification
