MSC[MICROBIOLOGY / BIOTECHNOLOGY] MCQ-4

1 Salivary glands are primarily infected during which of the following viral infections
A Measles
B Influenza
C Herpes
D Mumps

2 Which of the following is a common post replication repair system?
A Excision repair
B Recombination repair
C SOS repair
D Mismatch repair

3 Pectinolysis will be more common in
A Butter
B Meat
C Starchy foods
D Fruits

4 Granuloma formation is often associated with the following bacterial disease
A sore throat
B Tuberculosis
C Gastroenteritis
D Pertussis

5 During HFr recombination, the recipient becomes
A F+
B F-
C HFr
D Either F+ OR HFr+

6  When a mutation results in a triplet coding for different but functionally equivalent amino acid it is called
A Neutral mutation
B Silent mutation
C Transition
D Transversion

7 The common reaction center chlorophyll in purple bacteria is
A P680
B P700
C P870
D P840

8 Which of the following is a neurotoxin
A Tetanus toxin
B Shiga toxin
C Exotoxin
D Cholera toxin

9 Which of the following is the smallest of all amino acids
A Glycine
B Histidine
C Proline
D Alanine

10 P53 normally promotes
A Apoptosis
B DNA replication
C Cell division
D RNA synthesis

# MSC [MICROBIOLOGY/BIOTECHNOLOGY] MCQ -3