Which agent is effective in killing spores?

Ans: D (Formaldehyde) Ref: Ammthanamyan R. Panther CKJ Textbook of Microbiology. 8th Edition. Hyderabad: Universities Press: 2009. Pg. 35-8Explanation:Formaldehyde is active against the amino group in the protein molecule.In aqueous solutions, it is markedly bactericidal and sporicidal and also has a lethal effect on viruses.It is used to preserve anatomical specimens, and for destroying anthrax spores in hair and woolDisinfectantEffective againstCharacteristicAlcoholsCompoundsActive against bacteria and fungal sporesGood general use disinfectantAldehydesActive against bacteria and virus and sporesGood activity against bacteria, virus and sporesChlorineGood disinfectant for blood and body fluid spillsActive against bacteria, virus and moderate action against spores