From Tasting to Digesting Minimum Level of Learning 1. To understand the kinds of tastes.2. To understand the area finding various

tastes in the human tongue.3. To know the kinds an types of food items.4. To know the process of digesting system.5. To understand the importance of

balanced diet.

• List of activities:• 1.Exhibiting the food items and asking the children

to classify them into various groups.• Experimentation to find out various tastes.

T Buds on the Human Tongue

• The taste buds are the functional unit of the sense of taste. It is stimulated by certain chemicals in food and relays signals to the brain where it is perceived as the five taste sensations – sweet, salty, sour, bitter and . Odor (smell) and the texture of food can also alter the sense of taste. Apart from making the process of eating a more pleasurable experience and influencing the appetite, the sense of taste allows a person to select food base on the body’s nutritional needs.

• The human tongue has between 3,000 to 10,000 taste buds. Each taste bud is about 0.03 millimeter in diameter and about 0.06 millimeter long. Children have the most amount of taste buds and after the age of approximately 45 years, many taste buds begin to degenerate.

Structure of the Taste Bud

Digestive System

• What are the kinds of Food?• There are three kinds of food items.

• Types of Food Items

Energy Giving Food Body Building Food Protective Food

MilkEggAll CarbohydratesSweets in small quantity

MeatFatsExcess of Sweets

All kinds of Fruits and VegetablesFish

Carbohydrates Proteins Vitamins Fat s Minerals

RiceWheatRagiMilletBarlyPotato

SoybeansPulsesPeasAlmondGreen GramCashew nuts

All kinds of fruits Oil Seeds Calcium and green Animal Copper Iron Vegetables Products Phosphorus Manganese Potassium Selenium Sodium

Evaluation• Look at the picture and encircle the area of the

following tastes. Sour, Bitter, Sweet and Salt.

Look at the pictures and write them in the following table.

Energy Giving Food Body Building Food Protective Food

This PPT has been presentedKarnataka. For the Class 5th

By A.Mallikarjun PRT KV IIScEVS. Thank you for using this

Yeshwantapura Bengaluru Presentation.