“Maintenance of personal and publi | Class 12 Biology Chapter Human Health and Disease, Human Health and Disease NCERT Solutions

Current NCERT chapter

Academic session 2026-27, Chapter 7 in the current curriculum.

Welcome to the NCERT Solutions for Class 12 Biology - Chapter Human Health and Disease. This page offers a step-by-step solution to the specific question from Exercise 0, Question 7:

“Maintenance of personal and public hygiene is necessary for prevention and control of many infectious diseases”. Justify the statement giving
suitable examples.

. With detailed answers and explanations for each chapter, students can strengthen their understanding and prepare confidently for exams. Ideal for CBSE and other board students, this resource will simplify your study experience.

Question 7:

“Maintenance of personal and public hygiene is necessary for prevention and control of many infectious diseases”. Justify the statement giving
suitable examples.

Answer:

Diseases which are easily transmitted from one person to another, are called infectious diseases or communicable diseases. For prevention and control of these types of diseases, maintenance of personal and public hygiene is necessary, for this purpose, some common preventive measure should be taken are as follows:

  1. Education: People should be educated about communicable or infectious disease to prevent themselves from these type of diseases.
  2. Isolation: The infected person should be kept isolated to minimize the risk of spreading the infection.
  3. Vaccination: People should get vaccinated on time to avoid infection.
  4. Sanitation: The sanitation should be improved to avoid infection from water pollution, food poisoning etc.
  5. Eradication of vectors: The breeding places of vectors must be destroyed and these adult vectors should be killed by the suitable methods.
  6. Sterilization: The patient’s surroundings and articles of use, should be completely sterilized to reduce the chances of infection.  


Study Tips for Answering NCERT Questions:

NCERT questions are designed to test your understanding of the concepts and theories discussed in the chapter. Here are some tips to help you answer NCERT questions effectively:

  • Read the question carefully and focus on the core concept being asked.
  • Reference examples and data from the chapter when answering questions about Human Health and Disease.
  • Review previous year question papers to get an idea of how such questions may be framed in exams.
  • Practice answering questions within the time limit to improve your speed and accuracy.
  • Discuss your answers with your teachers or peers to get feedback and improve your understanding.

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Welcome to the NCERT Solutions for Class 12 Biology - Chapter . This page offers a step-by-step solution to the specific question from Excercise 0 , Question 7: “Maintenance of personal and public hygiene is necessary for prevention and control of many in....

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