HT Histotechnician

Category - Laboratory Operations

Quark is correct to identify which among the biosafety levels are applied when working with samples that might contain the following microorganisms: Bacillus subtilis, Nigeria gruberi, and infectious canine hepatitis virus?
  1. BSL - 2
  2. BSL - 3
  3. BSL - 1
  4. BSL - 4
Explanation
Answer: C - BSL - 1
When handling of specimens is done in the laboratory that might contain the following microorganisms such as Bacillus subtilis, Nigeria gruberi, and infectious canine hepatitis virus, the appropriate biosafety level to be applied is the BSL - 1. This biosafety level 1 is applied when work is done with these microorganisms that are not identified to cause human diseases. All the other biosafety levels in the choices do not accurately address these microorganisms.
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