Biology Practice: Respiratory System (Mock Test 1 - Basic)
1. The process of taking in air rich in oxygen and giving out air rich in carbon dioxide is:
2. Which organ is known as the "Voice Box"?
3. The common name for the Trachea is the:
4. The two main branches that the trachea divides into are called:
5. Tiny air sacs where the exchange of gases takes place are:
6. The muscular sheet that separates the chest cavity from the abdominal cavity is the:
7. The process of taking air into the lungs is called:
8. The protective double-layered membrane surrounding the lungs is the:
9. During exhalation, the diaphragm moves:
10. Which gas is a waste product of cellular respiration?
11. Cellular respiration takes place inside which cell organelle?
12. The fine hair-like structures inside the nasal cavity that trap dust are:
13. The percentage of Oxygen in inhaled air is approximately:
14. The percentage of Carbon Dioxide in exhaled air is approximately:
15. Cartilaginous rings are present in the trachea to:
16. Aerobic respiration occurs in the presence of:
17. Respiration that occurs without the use of oxygen is called:
18. The number of times a person breathes in one minute is the:
19. Which of the following is the correct chemical formula for Glucose?
20. The energy released during respiration is stored in molecules of: