<prompt> Which of the following statements regarding disinfectant is not true?Hypochlorites are bactericidal and inactivated by organic matterGlutaraldehyde is sporicidal and not inactivated by organic matterFormaldehyde is bactericidal, sporicidal and virucidalPhenol is bactericidal and readily inactivated by organic matter  <response>: Ans. is d i.e., Phenol is bactericidal and readily inactivated by organic matterPhenolic act by denaturing proteins and disrupting cell membranes and effective in the presence of organic materials. 