Question

Antiseptics and disinfectants either kill or prevent growth of microorganisms. Identify which of the following statements is not true.

• A. Dilute solutions of boric acid and hydrogen peroxide are strong antiseptics.
• B. Disinfectants harm the living tissues.
• C. A 0.2% solution of phenol is an antiseptic while 1% solution acts as a disinfectant.
• D. Chlorine and iodine are used as strong disinfectants.

Answer 1

The correct option is A

Dilute solutions of boric acid and hydrogen peroxide are strong antiseptics.

Dilute solutions of boric acid and hydrogen peroxide are weak antiseptics.