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Biology : Human Respiratory system
Given the QUESTION, identify the ANSWER
1. Exchange of air occurs in _______ which are also known as 'air sacs'.
Ο Alveoli
Ο Alveolar ducts
Ο Bronchi
Ο Bronchioles
2. Identify bronchus in this diagram.
Ο A
Ο B
Ο C
Ο D
3. Write the correct sequence of the pathway through which air travels after entering the body.
A. Larynx, pharynx, trachea bronchioles
B. Pharynx, larynx, trachea, bronchioles
C. Pharynx, larynx, bronchioles, trachea
D. Pharynx, trachea, larynx, bronchioles
Ο A
Ο B
Ο C
Ο D
4. Which process does not occur in the nasal cavity?
A. Trapping of large foreign bodies
B. Exchange of gases
C. Humidification of inhaled air
D. Warming of inhaled air
Ο A
Ο B
Ο C
Ο D
5. Normal rate of respiration in an adult human being is _______ times/ minute.
A. 10-12
B. 12-14
C. 16-18
D. 22-24
Ο A
Ο B
Ο C
Ο D
6. Spirometer measures:
A. Capacity of lungs
B. Volume of air inhaled and exhaled
C. Residual air
D. All of these
Ο A
Ο B
Ο C
Ο D
7. Identify diaphragm in this diagram.
Ο B
Ο C
Ο D
Ο E
8. Complete the equation:
Glucose Oxygen = _______ Water CO2
Ο Energy
Ο Sucrose
Ο Starch
Ο None of these
9. What is the leaf-like structure which prevents the entry of food into respiratory passages?
Ο Epiglottis
Ο Larynx
Ο Pharynx
Ο Tongue
10. Which part of the respiratory tract is also known as the voice box?
Ο Larynx
Ο Pharynx
Ο Trachea
Ο Epiglottis
11. Which cells of the blood carry oxygen to different parts of the body?
12. True or false: Trachea contains 16-20 'C'-shaped cartilaginous rings.
Ο True
Ο False
13. True or false: Breathing through the mouth is considered as good as breathing through the nose.
Ο True
Ο False
14. True or False: Exhalation and inhalation of air is known as "cellular respiration".
Ο True
Ο False
15. True or false: Two-layered membrane which covers the lungs is known as pericardium.
Ο True
Ο False
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