Nose

Q. Identify the functions of the hair and mucus inside the nose.

1. They stop the dust from going into the body.
2. They stop the carbon dioxide from going into the body.
3. They stop the germs from going into the body.
4. They help in smelling fragrances.

Q. The two holes of the nose is called:

1. Nostrils
2. Corneas
3. Plates
4. Septum

Q.

What is inhalation?

Q. During inhalation oxygen is taken in and carbon dioxide is given out during exhalation. This process is called

1. Breathing
2. Respiration
3. Circulation
4. Pumping

Q.

Explain the mechanism of breathing in human beings?

Q. The two holes in our nose are called ___.

1. stirrup
2. anvil
3. nostrils
4. cochlea

Q.

Air is taken into the lungs during inhalation.

1. True

2. False

Q. Which part of the human body is this?

1. Eyes
2. Ears
3. Nose
4. Mouth

Q. This sticky stuff from the nose helps capture dust, germs, and small particles. It is also known as:

1. Trachea
2. Ankle
3. Cerebrum
4. Mucus

Q. Select which two organs of the body will help you to smell and taste a plate of biryani.

1. Nose, Eyes
2. Eyes, Mouth
3. Nose, Mouth
4. Mouth, Ears

Q.

Long answer questions.
How is the inhaled air filtered in the nose?

Q.

What helps your nose filter out germs and dirt?

1. Mucus

2. Sensory cells

3. All of the above

4. Cilia

Q. Why is nose an important part of the body?

1. It moves the blood to different parts of the body.
2. It filters out dust and dirt when we breathe in.
3. The process of breathing in and out takes place through it.
4. Both b) and c)

Q.

Identify the sense organ that would not be helpful for Alex to enjoy the food in the fest.

1. 
2. 
3. 

Q.

Select the correct order for the passage of air in the respiratory system.

1. Nose → Lungs → Wind pipe → Blood

2. Nose → Blood → Wind pipe → Lungs

3. Nose → Blood → Lungs → Wind pipe

4. Nose → Wind pipe → Lungs → Blood

Q. The olfactory epithelium sends out ____ impulses to the brain to give us a sense of smell.

1. magnetic
2. sound
3. electromagnetic
4. electric

Q. Identify the term which is not related with sense of smell.

1. Smell catching cells
2. Nasal cavity
3. Nerve cell
4. Papillae

Q.

The function of hair and mucous lining in nostrils is to ______________.

1. Filter inhaled air

2. To warm up the air entering the lungs

3. Prevent entry of foreign bodies and germs

4. All of these

Q. Which senses help us identify the food we eat?​

Q. Nasal cavity is filled with wax.

1. True
2. False