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ELEMENTARY SCIENCE Class Five Chapter Six Food for Good Health

TOPICS TO DISCUSS Balanced Diet Food Preservation Food to Eat Limited

1. Balanced Diet

Food for Good Health

Overeating causes overweight .

STOP TAKING JUNK FOOD!

Importances of Balanced Diet To be healthy To work properly To strengthen immune system To maintain proper nutrition To support growth

Demand of foods depends on - to the age - to work of a person

What is balanced diet? Balanced diet means the food from what we will get all components of nutrition ( carbohydrate, protein, vitamin, mineral salts, fat, water etc.) in proper amount.

Food Guide Serving Amount for 6-12 yrs Food group Food example Amount Daily serve Grain and potato ( carbohydrate) Ruti, parata, bread Rice, potato, ,noodles 1-2 slices/pieces 1 cup 3-4 serves each day Vegetables ( Vitamin, mineral) Cooked or fresh vegetables ½ cup 3 or 4 serves each day Fruits (Vitamin, mineral) Mango, apple ,fruit juice Fruit juice Dry fruit 1 pieces 1 small glass per day 4 pieces 1 piece, 2 or 3 serve each day Fish ,Meat & Beans (protein) Beef chicken Fish Egg Beans ¾ cup 1 leg 1 medium fillet 1 piece Half a cup 1-2 serves each day Milk group ( Calcium, Vitamin) Milk Yogurt Cheese 250ml 200gm 40 gm Oil and fat Ghee, butter, soyabin oil 1 table spoon 1 serving

Classify the food you ate yesterday into six groups. Home work Classify the food you ate yesterday into six groups.

2. Food Preservation

????? In refrigerator In airtight pot

In refrigerator Jam , Jelly, Pickles in airtight pot

Sun drying Using salt

All about the ways of food preservation Using sugar, vinegar or oil In airtight pot

The Ways of Food Preservation Sun drying: rice, wheat, pulses, fish etc. In refrigerator: fish , meat, vegetables, fruits etc. In cold storage: vegetables, fishes, meats etc. In airtight pot: jam, jelly, pickles etc. Using salt or ice: fishes. Using vinegar: olives, plums, mangoes etc.

Importances of food preservation To stop wastage of food. To slow down spoilage of food. To prevent the growth of bacteria in food. To make seasonal food available throughout the year. To transport food to far places easily.

How does food preservation give us many benefits? Home work How does food preservation give us many benefits?

3.Food to Eat Limited

Candy Cake

Sweet Fruits loops

Ice-cream with artificial colour

Foods containing artificial colours.

Why artificial colour are added to foods? To make more appealing To make more desirable. What problems may food containing artificial colours have? cancer attention –deficit disorder hyperactivity

Chemicals that are added to foods: Formalin: To preserve food To keep fresh Carbide For ripening fruits Foods containing chemicals can cause : Dysfunction of liver and kidney Cancer

Junk food

Overeating causes overweight . Junk food Overeating causes overweight .

Eating too much junk food cause: Popular food Delicious but not a balanced diet Contains a lot of sugar, salt, carbonate and fat that our body needs a little bit. Eating too much junk food cause: nutritional deficiencies overweight obesity

Class Work : Why shouldn’t we eat food containing artificial colours? Evaluation Class Work : Why shouldn’t we eat food containing artificial colours? Home Work: Why is burger is harmful for our health? Explain it .