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Nutrients, Classification And Functions — Syllabus

Telangana Open School (TOSS) · Class 12 · Community Science (Home Science)

What Nutrients, Classification And Functions covers in Telangana Open School (TOSS) Class 12 Community Science: 3 topics, for the 2026-27 session.

44 questions30 flashcards2 formulas & key relations5 concepts

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3 Topics · Telangana Open School (TOSS) Class 12 Community Science (Home Science) · 2026-27

Topics in Nutrients, Classification And Functions

1

Functions of Food

  • Food performs three main functions: physiological, psychological, and social.
  • Physiological functions include energy provision, body building, and protective & regulatory roles.
  • Energy-giving foods contain carbohydrates, fats, and proteins. 1g carbohydrate = 4 kcal, 1g protein = 4 kcal, 1g fat = 9 kcal.
2

Macronutrients and Micronutrients

  • Macronutrients are needed in large amounts: carbohydrates, proteins, fats, and water.
  • Carbohydrates are the primary energy source; found in cereals, fruits, sugars, and tubers.
  • Proteins are essential for tissue formation, repair, and enzyme/hormone production; sources include meat, eggs, pulses, and nuts.
3

Non-Nutritive Components and Anti-Nutritional Factors

  • Non-nutritive components have no energy value but play important roles in digestion and health.
  • Dietary fiber (roughage) is indigestible plant material that aids digestion and prevents constipation.
  • Fiber is of two types: soluble (lowers cholesterol and blood sugar) and insoluble (adds bulk to stool).

Key Concepts

Central concept: Nutrients and Their Functions in Human Health

FoodNutritionMacronutrientsMicronutrientsNon-Nutritive ComponentsFunctions of FoodInter-relationship of Food, Nutrition and Health

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Frequently Asked Questions

What are the important topics in Nutrients, Classification And Functions for Telangana Open School (TOSS) Class 12 Community Science (Home Science)?
Key topics in Nutrients, Classification And Functions include Functions of Food, Macronutrients and Micronutrients, Non-Nutritive Components and Anti-Nutritional Factors. Study these first, then practise questions on each for the Telangana Open School (TOSS) Class 12 board exam.
How should I revise Nutrients, Classification And Functions for the Telangana Open School (TOSS) Class 12 board exam?
Learn the core ideas first, then work through the 44 practice questions on Nutrients, Classification And Functions. 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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All Telangana Open School (TOSS) Class 12 Community Science (Home Science) Syllabus

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