SUBJECT: EVS
CLASS: V
Digesting Diagrame 2
Tongue
Tongue 2
Digesting Diagrame
Main Points Of The Lesson
 All of us eat food daily. Food helps to grow. It gives us
energy.
 The diet which contains adequate amounts of all the
essential nutrients like carbohydrates fats, proteins,
minerals and vitamins, sufficient for normal growth is
called a balanced diet.
 Different food items have different tastes like sweet, sour,
salty, bitter, etc.
 Some food items have strong smell like onion, garlic,
saunf etc.
Our tongue has tiny bumps called taste
buds which help us to taste the food we eat.
 (1) Taste buds in front of the tongue taste sweet
things.
 (2) Taste buds at the back of tongue taste bitter
things.
 (3) Taste buds at the back of both sides taste sour
things
 (4) Taste buds in the front of both sides taste salty
things.
Rules of Good Digestion
 (i) Eat clean and fresh food. Eat a balanced diet.
 (ii) Eat your meals at fixed times.
 (iii) Chew the food well before swallowing it.
 (iv) Keep your mouth closed while chewing food so that you
do not swallow air along with your food.
 (v) Do not over ear.
 (vi) Brush your teeth and rinse your mouth before and after
each meal.
Energy & Strength
 Too much vomiting and loose motions cause
loss of energy. The glucose drip is given for
quick strength without eating.
 Digestive juices help in the digestion of food.
Our stomach churns the food foe digestion
inside our body.
 Our food habits change with time.
 It is the right of every child to get proper
food.
 In our country many poor people die of
hunger.
Fill in the blanks:
 (i) A---------- drip is given for instant
energy.
 (ii) Taste buds in front of the tongue
taste--------things.
 (iii) In Kalahandi, many labourers die due to
---------.
 (iv) ---------- is the process by which food
that we eat is broken down in a simpler form.
 (v) The juuces in the stomachare --------.
TASK- Draw the picture of Tongue &
Digestive System of Human and label it.