Microbiology - Physical and Chemical Agents

Exercise : Physical and Chemical Agents - Section 1
  • Physical and Chemical Agents - Section 1
36.
Which of the following is a limitation of the autoclave?
It takes too long to sterilize
It lacks the ability to inactivate viruses
It lacks the ability to kill endospores
It will destroy heat labile materials
Answer: Option
Explanation:
No answer description is available. Let's discuss.

37.
Which of the following has most heat resistant spores?
Clostridium histolyticum
Clostridium perfringens
Bacillus stearothermophilus
Bacillus cereus
Answer: Option
Explanation:
No answer description is available. Let's discuss.

38.
The lowest temperature that kills all microorganisms in a liquid suspension in 10 minutes is known as the
decimal reduction time
thermal death point
thermal death temperature
thermal death time
Answer: Option
Explanation:
No answer description is available. Let's discuss.

39.
Which of the following tests is designed to simulate the natural conditions under which the disinfectants are used in hospitals?
Phenol coefficient test
Minimum inhibitory concentration test
Capacity test
None of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.

40.
Steam exposure of a material at 100°C for 20 minutes for three consecutive days is known as
inspissation
tyndallization
autoclaving
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.