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Health and Hygiene

NIOS · Class 10 · Science & Tech

Quick revision notes for Health and Hygiene — NIOS Class 10 Science & Tech. Key concepts, formulas, and definitions for last-minute revision.

44 questions45 flashcards5 concepts

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A diagram illustrating the three interconnected dimensions of health: physical, mental, and social, forming a triangle to show their interdependence.
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Key Topics to Revise

1

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 Notes

Key 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 and Hygiene Concept Overview, Health and Hygiene - Complete Chapter Overview, Health and Hygiene Concept Overview. These are the concepts NIOS Class 10 examiners draw on most — study them first, then practise related questions.
How to score full marks in Health and Hygiene — NIOS Class 10 Science & Tech?
Understand the core concepts first, then work through the 44 practice questions available for this chapter. Revise formulas and 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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