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Maharashtra State BoardSSC (English Medium) 9th Standard

Revision: Useful and Harmful Microbes Science SSC (English Medium) 9th Standard Maharashtra State Board

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Definitions [3]

Define antibiotic.

  • Carbon compounds obtained from some bacteria and fungi for destroying or preventing the growth of harmful micro-organisms are called ‘Antibiotics’.
  • Examples of antibiotics: Penicillin, ampicillin, 
Definition: Antibiotics

Carbon compounds obtained from certain bacteria and fungi that destroy or inhibit the growth of harmful microorganisms and are used in the treatment of infectious diseases is called antibiotics.

Define the following:

Toxin 

Toxin:
The poisonous substances secreted by pathogens that cause diseases are called toxins.

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