Virus most sensitive to inactivation by biocides ?
Ans. is 'b' i.e., Herpes virus Enveloped viruses are most sensitive to inactivation by biocides. Among the given options only Herpesvirus is enveloped virus. Adenovirus, parvovirus and poliovirus (picornavirus) are non-enveloped viruses.
Adenovirus
Herpes virus
Parvovirus
Poliovirus