6. Which system is responsible for the exchange of oxygen and carbon dioxide between the air and the cells A. Circulatory B. Digestive C. Excretory D. Respiratory
7. Which organ serves to filter and warm air that entering it. A. Air sacs B. Bronchus C. Diaphragm D. Nasal Cavity
8. Where does exchange of gases take place?
A. Alveoli B. Bronchi C. Bronchioles D. Diaphragm
9. The chemical process in which oxygen and carbon dioxide are exchanged between the outside air and the cells are called A. Breathing B. Inhaling C. Exhaling D. Respiration
10. Which of the following are the functions of the respiratory system?
l. Bringing air containing oxygen in the body
II. Releasing carbon dioxide into the atmosphere
III. Exchanging oxygen with carbon dioxide
IV. Transporting oxygen to cells throughout the body.
