Lesson 17 - Pearly Teeth, Healthy Body
A. What’s the solution ?
Your friend has a toothache. He is not telling anyone because he is afraid of the dentist. But, it is necessary for him to go to the dentist.
Ans: If proper treatment is not done at the right time, our teeth may get damaged. He should immediately get convinced and consult the dentist for a better result.
B. Think and tell.
(1) Which is the best way to brush your teeth? Why?
Ans: The best way to brush our teeth is by using a toothbrush and toothpaste for cleaning. A toothbrush helps to clean small food particles that remain in our mouth and makes it wash better.
(2) Why should we not allow nails to grow?
Ans: We should not allow nails to grow because the dirty particles remain inside the nails, and while eating with our hands, they would enter our mouth. Thus, it will affect us, and we should trim our nails frequently.
(3) Why must we wash the grapes we buy from the market before eating them?
Ans: Pesticides are sprayed on fruits, vegetables, and spices to prevent the attack of insects and pests. If the fruits or vegetables are consumed without being washed, pesticides can enter the body, causing serious health problems. Hence, it is strongly advised to wash the grapes before consumption.
(4) It is more important to brush your teeth before going to bed at night than to brush them in the morning. Why is that so?
Ans: Because whenever we eat, some small food particles remain in the gaps between our teeth. To avoid getting any serious diseases before going to bed at night, we should brush our teeth before going to bed.
(5) Why is it a custom to wash one’s feet and hands on coming back home?
Ans: Whenever we are out of the house, our feet often get dirty and muddy. To keep them clean, we should wash our feet and hands upon returning home to avoid any serious disease.
C. Fill in the blanks.
(1) ______ ______ start falling at the age of seven or eight.
Ans: Milk teeth
(2) If rotting ______ ______ remain in the mouth, they cause teeth to fall.
Ans: food particles
(3) If we use a brush and ______ we can clean the gaps between our teeth properly.
Ans: tooth paste
(4) We must clean our ______ and gums while brushing our teeth.
Ans: tongue
(5) We must keep our five ______ ______ clean.
Ans: sensory organs
D. Answer the following questions :
(1) Why do our gums get affected?
Ans: If we do not brush and rinse our mouth, particles of food get stuck in between the teeth and rot if they remain there. The mouth smells bad, and if this happens often, the gums are also affected. They may ooze blood and pus. These foul substances go into our stomachs. Then we can fall ill. This is how our gums get affected.
(2) Why must we wash our hands before having a meal?
Ans: We must wash our hands before having a meal because our hands get dirty often and this dirt may enter our mouth while eating with our hands. This can cause serious illness, so to avoid that, we need to wash our hands.
(3) What are the benefits of using a brush and toothpaste for cleaning one’s teeth?
Ans: The benefits of using a brush and toothpaste are that they help us clean the gaps between the teeth. Also, the foaming substance of the toothpaste helps the small food particles get loose and clean them away properly.
(4) What will happen if we do not keep ourselves clean?
Ans: We may get serious illnesses or diseases if we do not keep ourselves clean.
(5) Why do we fall ill if our teeth are not clean?
Ans: If our teeth are not clean, food particles will remain in the gaps between the teeth, and the gums will be affected. These bad substances go into our stomach and cause various diseases.