Question

23. Give reason for the following statements -
a) Ventilators are made close to the celling
Avoid eating too many sweets and chocolate ​

Answer 1

Explanation:

in the room when air is hot its density decrease and rises up . so ventilators help to move out hot air from the room and lower its temperature .so ventilators are made close to the ceiling

◆they spoil your teeth

◆they hurt your immunity

◆they harm your liver

◆they cause you to gain weight

Answer 2

• In the room when air is hot it's density decreases and rises up.so ventilators help to remove out hot air from the room and makes the temperature same. so ventilators are made close to the ceilings.
• we should avoid eating chocolates and sweets because too much chocolates are dangerous to our gums and health.We may have gum related problems by eating much chocolates and our teeth can be damaged

hope this will help