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Tamil Nadu Board of Secondary EducationHSC Science Class 12

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

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Question

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

Options

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

  • Disinfectants harm the living tissues.

  • A 0.2% solution of phenol is an antiseptic while 1% solution acts as a disinfectant.

  • Chlorine and iodine are used as strong disinfectants.

MCQ

Solution

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

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Chapter 15: Chemistry in Everyday Life - Evaluation [Page 294]

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Samacheer Kalvi Chemistry - Volume 1 and 2 [English] Class 12 TN Board
Chapter 15 Chemistry in Everyday Life
Evaluation | Q 2. | Page 294
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