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Why Do We Fall — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceWhy Do We Fall2 Marks
Question
Discuss with the help of suitable examples three ways in which microorganisms can find entry into human body.
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Answer

  1. The microorganism can find entry through contaminated food and water and diseases are Cholera and Typhoid.
  2. By Mosquitoes. Malaria by bite of female Anopheles, dengue by bite of Aedes.
  3. Sexual contact. Syphilis, AIDS.

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