Sense Organs

Q. Kabir found the soup sour. Which among the following organs helped him to sense this?

1. Skin
2. Teeth
3. Nose
4. Tongue

Q. Ram found the soup bitter. Which sensory organ helped him to sense this?

1. Eyes
2. Skin
3. Nose
4. Tongue

Q.
Rahul noticed that the gas cylinder in his kitchen was leaking. Which sensory organ helped him to sense this?

1. Eyes
2. Tongue
3. Nose
4. Skin

Q. Sam took a bite of chocolate and found it bitter. Which sense organ helped him?

1. Teeth
2. Tongue
3. Nose
4. Hand

Q.

217. A student found that bad odours were coming out of his younger brother’s mouth. He advised his younger brother not to eat sweet–tasting foods and chocolates. He also told him to brush his teeth two times everyday, in the morning and at night after dinner using fluoride toothpaste.

(a) Why is bad odour produced in our mouth after eating sweet – tasting foods and chocolates?