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Mindful Eating: A Path to a Healthy Body

Chapter 3. Mindful Eating: A Path to a Healthy Body

This section provides the key points of the chapter in a concise and easy-to-revise format. It covers all important concepts, definitions, scientific terms, nutrients, food habits, and examination points for quick revision.

CBSE Notes – Key Points

Important Key Points

• Food is essential for growth, development, energy, and maintaining good health.
• Food habits vary from region to region depending on climate, crops, culture, and traditions.
• Cooking practices have changed over time with the development of modern technology.
• A healthy diet contains all essential nutrients in the correct proportion.
• Different foods contain different nutrients.
• Choosing healthy food helps prevent many diseases.
• Locally grown food is fresh, nutritious, and environmentally friendly.
• Food should never be wasted because it requires natural resources and human effort to produce.

Major Nutrients

• Carbohydrates
• Proteins
• Fats
• Vitamins
• Minerals
• Dietary Fibre (Roughage)
• Water

Functions of Nutrients

• Carbohydrates: Main source of energy.
• Proteins: Growth and repair of body tissues.
• Fats: Provide and store energy; keep the body warm.
• Vitamins: Protect the body from diseases and keep it healthy.
• Minerals: Required for proper growth, healthy bones, teeth, blood, and body functions.
• Roughage: Helps in digestion and prevents constipation.
• Water: Helps in digestion, transportation of nutrients, regulation of body temperature, and removal of waste.

Important Definitions

• Nutrients: Useful components of food required for energy, growth, repair, and protection.
• Balanced Diet: A diet containing all nutrients, roughage, and water in the correct proportions.
• Deficiency Disease: A disease caused due to the prolonged lack of one or more nutrients.
• Roughage: Dietary fibre that helps food move easily through the digestive system.
• Food Miles: The distance travelled by food from the place of production to the consumer.
• Millets: Nutritious cereals rich in dietary fibre, vitamins, and minerals.

Important Scientific Terms

• Nutrients
• Balanced Diet
• Carbohydrates
• Proteins
• Fats
• Vitamins
• Minerals
• Roughage
• Food Miles
• Millets
• Deficiency Diseases
• Iodine Test
• Starch
• Preservatives

Important Deficiency Diseases

Nutrient Deficiency	Disease
Vitamin A	Night Blindness
Vitamin B1	Beriberi
Vitamin C	Scurvy
Vitamin D	Rickets
Iron	Anaemia
Iodine	Goitre

Food Tests

• Iodine Test: Detects starch by producing a blue-black colour.
• Paper Test: Detects fats by leaving a translucent oily spot.
• Protein Test: Copper sulphate solution and caustic soda solution produce a violet colour if proteins are present.

Healthy Eating Habits

• Eat a balanced diet every day.
• Include fruits and green leafy vegetables in your meals.
• Drink plenty of clean water.
• Eat fresh and locally available food whenever possible.
• Avoid excessive junk food, packaged food, and sugary drinks.
• Do not skip breakfast.
• Maintain proper hygiene while preparing and eating food.
• Avoid wasting food.

Learning Outcomes

• Identify the major nutrients present in food.
• Explain the functions of different nutrients.
• Differentiate between healthy and unhealthy food habits.
• Describe a balanced diet.
• Identify deficiency diseases and their causes.
• Perform simple food tests.
• Explain the importance of millets and locally grown food.
• Develop healthy eating habits.

Remember Points

• Food is necessary for life and good health.
• Proteins are body-building nutrients.
• Carbohydrates are the main source of energy.
• Fats provide stored energy.
• Vitamins and minerals are protective nutrients.
• Water and roughage are essential for a healthy body.
• A balanced diet contains all nutrients in the right proportion.
• Fresh fruits are healthier than canned fruit juices.
• Millets are nutritious cereals.
• Healthy food choices lead to a healthy body and a healthy life.

Mindful Eating: A Path to a Healthy Body

Chapter 3. Mindful Eating: A Path to a Healthy Body

Food is essential for life. It gives us energy, helps us grow, repairs damaged body parts, and protects us from diseases. To stay healthy, we must eat a balanced diet that contains all essential nutrients.

Detailed Notes

Nutrients

Nutrients: Nutrients are substances in food that help our body grow, stay healthy, and work properly.

Types of Nutrients

(i) Carbohydrates

(ii) Proteins

(iii) Fats

(iv) Vitamins

(v) Minerals

Importance of Nutrients

(i) Provide energy.

(ii) Help in body growth.

(iii) Repair damaged tissues.

(iv) Protect the body from diseases.

Carbohydrates

Carbohydrates: Carbohydrates are energy-giving nutrients needed for daily activities.

Sources of Carbohydrates

(i) Rice

(ii) Wheat

(iii) Bread

(iv) Potato

(v) Maize

Functions of Carbohydrates

(i) Provide energy to the body.

(ii) Help us perform daily work.

(iii) Support normal body functions.

Remember

(i) Carbohydrates are the main source of energy.

Proteins

Proteins: Proteins are body-building nutrients that help in growth and repair.

Sources of Proteins

(i) Pulses

(ii) Milk

(iii) Eggs

(iv) Fish

(v) Soybean

Functions of Proteins

(i) Help the body grow.

(ii) Repair damaged tissues.

(iii) Build muscles.

Remember

(i) Proteins are called body-building nutrients.

Fats

Fats: Fats are nutrients that provide and store energy in the body.

Sources of Fats

(i) Butter

(ii) Ghee

(iii) Cooking oil

(iv) Nuts

(v) Seeds

Functions of Fats

(i) Store energy.

(ii) Keep the body warm.

(iii) Protect internal organs.

(iv) Help absorb some vitamins.

Remember

(i) Eating too much fat may cause obesity.

Energy-Giving, Body-Building and Protective Foods

Energy-Giving Foods: Foods that provide energy to the body.

Examples

(i) Rice

(ii) Wheat

(iii) Potato

(iv) Sugar

Body-Building Foods: Foods that help the body grow and repair tissues.

Examples

(i) Milk

(ii) Eggs

(iii) Pulses

(iv) Fish

Protective Foods: Foods that protect the body from diseases and keep us healthy.

Examples

(i) Fruits

(ii) Green leafy vegetables

(iii) Carrot

(iv) Tomato

Key Points

(i) Food contains different nutrients.

(ii) Carbohydrates provide energy.

(iii) Proteins help in growth and repair.

(iv) Fats store energy and protect organs.

(v) Different foods perform different functions.

(vi) Eating a variety of foods keeps us healthy.

Vitamins

Vitamins: Vitamins are protective nutrients needed in small amounts to keep our body healthy.

Need to Know

(i) Vitamins help the body grow properly.

(ii) They protect us from many diseases.

Functions of Vitamins

(i) Keep eyes, skin, and gums healthy.

(ii) Improve the body's immunity.

(iii) Help in normal body growth.

(iv) Prevent deficiency diseases.

Sources of Vitamins

(i) Fruits

(ii) Green leafy vegetables

(iii) Milk

(iv) Eggs

(v) Fish

Common Vitamins

Vitamin	Major Sources	Main Function	Deficiency Disease
Vitamin A	Carrot, Mango, Spinach	Healthy eyesight	Night Blindness
Vitamin B1	Whole grains, Pulses	Healthy nerves	Beriberi
Vitamin C	Orange, Lemon, Amla	Healthy gums	Scurvy
Vitamin D	Sunlight, Milk, Egg	Strong bones	Rickets

Quick Fact

(i) A balanced diet usually provides all the vitamins our body needs.

Minerals

Minerals: Minerals are nutrients that help the body grow and function properly.

Need to Know

(i) Minerals are required in small amounts.

(ii) They help keep bones, teeth, and blood healthy.

Functions of Minerals

(i) Build strong bones and teeth.

(ii) Help in making blood.

(iii) Support normal body functions.

Sources of Minerals

(i) Milk

(ii) Green leafy vegetables

(iii) Pulses

(iv) Iodised salt

(v) Dry fruits

Important Minerals

Mineral	Major Sources	Main Function	Deficiency
Calcium	Milk, Curd	Strong bones and teeth	Weak bones
Iron	Spinach, Pulses	Formation of haemoglobin	Anaemia
Iodine	Iodised salt	Healthy thyroid gland	Goitre

Quick Fact

(i) Minerals help the body stay strong and healthy.

Roughage (Dietary Fibre)

Roughage: Roughage is the indigestible part of plant food that helps in digestion.

Functions of Roughage

(i) Helps food move through the digestive system.

(ii) Prevents constipation.

(iii) Keeps the stomach healthy.

Sources of Roughage

(i) Fruits

(ii) Vegetables

(iii) Whole grains

(iv) Salads

(v) Sprouts

Quick Fact

(i) Roughage does not provide energy but is important for good digestion.

Water

Water: Water is an essential part of our diet and is needed for all life processes.

Functions of Water

(i) Helps in digestion.

(ii) Carries nutrients to all body parts.

(iii) Removes waste from the body.

(iv) Controls body temperature.

(v) Prevents dehydration.

Sources of Water

(i) Drinking water

(ii) Milk

(iii) Fruits

(iv) Vegetables

(v) Fresh juices

Quick Fact

(i) Drink plenty of clean water every day to stay healthy.

Balanced Diet

Balanced Diet: A balanced diet is a diet that contains all essential nutrients in the right amounts.

Essential Nutrients in a Balanced Diet

(i) Carbohydrates

(ii) Proteins

(iii) Fats

(iv) Vitamins

(v) Minerals

(vi) Roughage

(vii) Water

Importance of a Balanced Diet

(i) Provides energy for daily activities.

(ii) Helps in proper growth and development.

(iii) Repairs damaged body tissues.

(iv) Protects the body from diseases.

(v) Keeps the body healthy and active.

Examples of a Balanced Diet

(i) Chapati, dal, vegetables, and curd.

(ii) Rice, pulses, salad, and fruits.

(iii) Milk, eggs, whole grains, and fresh vegetables.

Deficiency Diseases

Deficiency Diseases: Diseases caused by the lack of one or more nutrients over a long time are called deficiency diseases.

Common Deficiency Diseases

Nutrient	Disease	Main Symptom
Vitamin A	Night Blindness	Poor vision in dim light
Vitamin B1	Beriberi	Weak muscles
Vitamin C	Scurvy	Bleeding gums
Vitamin D	Rickets	Weak bones
Iron	Anaemia	Tiredness and weakness
Iodine	Goitre	Swelling in the neck

Ways to Prevent Deficiency Diseases

(i) Eat a balanced diet.

(ii) Include fresh fruits and vegetables.

(iii) Drink clean water.

(iv) Avoid skipping meals.

Healthy Eating Habits

Healthy Eating Habits: Healthy eating habits are good food practices that help us stay fit and active.

Healthy Food Habits

(i) Eat fresh and clean food.

(ii) Wash hands before eating.

(iii) Eat meals at the right time.

(iv) Drink enough clean water.

(v) Chew food properly.

(vi) Wash fruits and vegetables before eating.

(vii) Avoid eating stale food.

(viii) Reduce junk food and sugary drinks.

Mindful Eating

Mindful Eating: Mindful eating means eating food slowly, carefully, and with full attention.

Benefits of Mindful Eating

(i) Improves digestion.

(ii) Helps us enjoy our food.

(iii) Prevents overeating.

(iv) Supports a healthy body.

Good Practices for Mindful Eating

(i) Eat without watching TV or using a mobile phone.

(ii) Eat slowly and chew food well.

(iii) Stop eating when you feel full.

(iv) Respect food and avoid wasting it.

Food Safety and Hygiene

Food Hygiene: Food hygiene means keeping food clean and safe to eat.

Ways to Keep Food Safe

(i) Wash hands before cooking and eating.

(ii) Keep food covered.

(iii) Store food properly.

(iv) Wash fruits and vegetables well.

(v) Drink clean and safe water.

Chapter Summary

Important Points

(i) Food provides energy and helps the body grow.

(ii) Nutrients are essential for good health.

(iii) Carbohydrates are energy-giving nutrients.

(iv) Proteins are body-building nutrients.

(v) Fats store energy and keep the body warm.

(vi) Vitamins and minerals protect the body from diseases.

(vii) Roughage helps in digestion.

(viii) Water is essential for all life processes.

(ix) A balanced diet contains all nutrients in the right amounts.

(x) Healthy eating habits keep us fit and active.

(xi) Mindful eating improves digestion and prevents overeating.

(xii) Clean and safe food protects us from illness.

Mindful Eating: A Path to a Healthy Body

Chapter 3. Mindful Eating: A Path to a Healthy Body

The following assignment is designed according to the latest CBSE pattern. It includes different types of questions to help students revise the complete chapter and strengthen their conceptual understanding.

Assignment – What Have You Learned?

Fill in the Blanks

1. __________ are the main source of energy for our body.
2. Proteins are known as __________ nutrients.
3. Vitamin A deficiency causes __________.
4. The blue-black colour in the iodine test indicates the presence of __________.
5. __________ helps in the absorption of calcium.
6. Dietary fibre is also known as __________.
7. A diet containing all nutrients in the correct proportion is called a __________.
8. Millets are also known as __________ cereals.
9. Food rich in fibre helps prevent __________.
10. The distance travelled by food from the farm to the consumer is called __________.

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True or False

1. Proteins provide immediate energy to the body.
2. Fresh fruits are generally healthier than canned fruit juice.
3. Iodine solution is used to test proteins.
4. Vitamin D helps the body absorb calcium.
5. Millets are rich in dietary fibre.
6. Roughage helps in digestion.
7. Night blindness is caused by the deficiency of Vitamin C.
8. Water helps transport nutrients in the body.
9. Balanced diet means eating only fruits and vegetables.
10. Food should not be wasted.

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Match the Following

Column A	Column B
1. Carbohydrates	(a) Night Blindness
2. Proteins	(b) Stored Energy
3. Fats	(c) Growth and Repair
4. Vitamin A	(d) Energy
5. Calcium	(e) Strong Bones
6. Roughage	(f) Digestion
7. Water	(g) Removes Waste
8. Millets	(h) Nutri-cereals
9. Iodine Test	(i) Starch
10. Balanced Diet	(j) Complete Nutrition

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One Word Answer

1. Main energy-giving nutrient.
2. Body-building nutrient.
3. Nutrient that prevents constipation.
4. Disease caused by Vitamin A deficiency.
5. Solution used to test starch.
6. Nutritious cereals.
7. Distance travelled by food.
8. Nutrient stored as reserve energy.
9. Vitamin needed for calcium absorption.
10. A diet containing all nutrients.

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Very Short Answer Questions

1. What are nutrients?
2. What is a balanced diet?
3. Why is roughage important?
4. Name the five major nutrients.
5. What are food miles?
6. Why are millets called nutri-cereals?
7. Which nutrient helps in body growth?
8. What is a deficiency disease?
9. Which nutrient gives stored energy?
10. Why should we drink clean water?

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Short Answer Questions

1. Differentiate between carbohydrates and proteins.
2. Explain the importance of a balanced diet.
3. Why are vitamins called protective nutrients?
4. Describe the functions of water in our body.
5. Why should we avoid junk food?
6. Explain the importance of dietary fibre.
7. Why is Vitamin D important for our body?
8. How do food habits differ in different parts of India?
9. Why should locally grown food be preferred?
10. Explain any two food tests learnt in this chapter.

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Long Answer Questions

1. Describe the major nutrients, their functions, and their food sources.
2. Explain the importance of a balanced diet with suitable examples.
3. Discuss the causes, symptoms, and prevention of common deficiency diseases.
4. Explain the importance of healthy eating habits for maintaining a healthy body.
5. Describe traditional and modern culinary practices in India.
6. Explain different food tests used to identify nutrients.
7. Why are millets considered a healthy choice of food?
8. Write a detailed note on the role of vitamins and minerals.
9. How does mindful eating contribute to a healthy lifestyle?
10. Explain why food conservation is important.

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Case Study Questions

Case Study 1

Rohan eats chips, burgers, soft drinks, and chocolates almost every day. He rarely eats fruits or vegetables and often feels tired.

1. Is Rohan following healthy eating habits?
2. Which nutrients may be lacking in his diet?
3. Suggest two changes he should make.

Case Study 2

A doctor advised Meena to eat carrots, spinach, and mangoes regularly because she had difficulty seeing in dim light.

1. Which vitamin is lacking in her diet?
2. Which deficiency disease is she suffering from?
3. Name two other food sources of this vitamin.

Case Study 3

Rahul fractured his arm while playing football. The doctor prescribed calcium tablets and Vitamin D.

1. Why was calcium prescribed?
2. Why is Vitamin D also necessary?
3. Which food items are rich in calcium?

Case Study 4

A student performed the iodine test on two food samples. One sample turned blue-black while the other showed no colour change.

1. Which nutrient was present in the first sample?
2. What does the blue-black colour indicate?
3. Name one food item that contains this nutrient.

Case Study 5

A family started buying vegetables and fruits directly from nearby farmers instead of purchasing imported packaged foods.

1. How does this reduce food miles?
2. How does it help the environment?
3. State one additional benefit of buying local food.

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Competency-Based Questions

1. Why should children eat protein-rich food during their growing years?
2. How does a balanced diet help prevent deficiency diseases?
3. Why is fresh fruit healthier than canned fruit juice?
4. Explain why roughage is important although it does not provide energy.
5. How can food labels help us make healthier food choices?
6. Why is reducing food waste important for the environment?
7. How does Vitamin D improve the usefulness of calcium?
8. Suggest a balanced lunch for a school-going child.
9. How can you identify starch using a simple laboratory test?
10. Why is mindful eating important for a healthy lifestyle?

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HOTS Questions

1. Can a person remain healthy by eating only protein-rich food? Give reasons.
2. Why should a balanced diet vary according to age and physical activity?
3. How can changing food habits affect long-term health?
4. Why do processed foods usually have a lower nutritional value than fresh foods?
5. How can reducing food miles help in environmental conservation?
6. Why is eating seasonal fruits and vegetables considered a healthy practice?
7. If iodine solution did not change colour with a food sample, what conclusions can you draw?
8. How would you convince a friend to reduce junk food and eat healthy meals?
9. Why is it important to include both plant-based and animal-based foods (where applicable) in a balanced diet?
10. Suggest five healthy eating habits that students should follow in their daily lives.