Chapter 32 of 32
Revision Notes
Health and Hygiene — Revision Notes
NIOS · Class 10 · Science & Tech
Health and Hygiene revision notes for NIOS Class 10 Science & Tech: 4 topics in quick points. Part of the NIOS Class 10 Science & Tech syllabus.
44 questions45 flashcards5 concepts
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Key Topics to Revise
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1. Health, Hygiene and Dimensions of Health
- Health is proper functioning of the body and mind, not just absence of disease.
- According to WHO, health is a state of complete physical, mental and social well being and not merely the absence of disease.
- Good health makes a person energetic, cheerful, efficient and productive.
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2. Personal Health and Community Health
- Personal health means taking care of oneself to remain healthy and free from disease.
- Important personal health habits include balanced diet, regular toilet habit, washing hands before eating, bathing regularly, wearing clean clothes, cleaning teeth, washing hair and clipping nails.
- Balanced diet contains carbohydrates, proteins, fats, vitamins, minerals and fibres in correct proportion.
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3. Communicable Diseases and Their Spread
- Communicable diseases spread from one person to another by pathogens.
- Pathogens can enter through direct contact or indirect means.
- Direct transmission includes close contact, droplet infection, contaminated blood and infected mother to foetus.
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4. Immunity and Immunization
- Immunity is the body’s ability to protect itself against foreign agents including disease-causing organisms.
- Innate immunity is present from birth.
- Skin, mucous membranes, hydrochloric acid in the stomach and white blood cells provide innate protection.
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Full NotesKey Concepts
Health is a state of completeHygiene includes the habits and practicesPersonal health depends on individual habitsThese diseases spread from one personEntamoeba histolytica causes amoebiasis
Frequently Asked Questions
What are the important topics in Health and Hygiene for NIOS Class 10 Science & Tech?
Key topics in Health and Hygiene include Health, Hygiene and Dimensions of Health, Personal Health and Community Health, Communicable Diseases and Their Spread, Immunity and Immunization. Study these first, then practise questions on each for the NIOS Class 10 board exam.
How should I revise Health and Hygiene for the NIOS Class 10 board exam?
Learn the core ideas first, then work through the 44 practice questions on Health and Hygiene. Revise definitions regularly and use flashcards for quick recall before the exam.
Sources & Official References
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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