In biosafety level 2 labs, workers must have specific training in handling pathogenic agents and be supervised by scientists competent in handling these agents.

a. true
b. false

True

Explanation:

There are four biosafety levels according made to the pathogenicity of the organism. BSL-1 is used for those microbes which do not cause diseases in normal healthy person. BSL-2 is applicable for those microbes which posses moderate risk for humans and against whom therapeutic intervention is normally present in the market.

The worker who uses BSL-2 labs must be trained specifically for handling pathogenic microbes and they should be supervised by competent scientists so that any accident can be avoided. Therefore the statement is true.