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Tamil Nadu Board of Secondary EducationSSLC (English Medium) Class 7

Distinguish communicable diseases and non-communicable diseases. - Science

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Question

Distinguish communicable diseases and non-communicable diseases.

Distinguish Between

Solution

Sr. no. Communicable diseases Non-communicable diseases
1. These diseases spread from one person to another person. These diseases do not spread from one person to another person.
2. They are spread through contaminated air, water, food or vectors, e.g Tuberculosis, Cholera. They are caused due to wearing out of body parts or malnutrition etc., eg. Goiter, Night blindness.
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Chapter 6: Health and Hygiene - Evaluation [Page 86]

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Samacheer Kalvi Science - Term 1 [English] Class 7 TN Board
Chapter 6 Health and Hygiene
Evaluation | Q VIII. 4. | Page 86
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