1. What process changes the food you eat into a soluble material to be used by the body?
A. Digestion B. Inhalation C. Reproduction D. Respiration
2. From the stomach, the food goes to the
where final digestion and
absorption of food occurs.
A. esophagus B. stomach C. small intestino D. large intestino
3. The process of digestion involves chewing, swallowing, churning, dissolving, and
absorbing. In what part of the digestive system does chewing occur?
A mouth
B. esophagus C. stomach D. small intestino
4. Digestion begins in the mouth. After chewing, the food is swallowed and from the
mouth, where does the food go?
A. mouth
B. esophagus C. stomach D. small intestino
5. Food must be digested and broken down into simpler substances. Why?
A. So, it can be easily absorbed by the body.
B. So, it can be a source of materials for growth of cells.
C. So, it can provide energy
D. All of these
6. Which of the following is NOT a part of the respiratory system?
A. Bronchi B. Lungs
C. Heart
D. pharynx
7. The parts of the respiratory system work together to help you breathe. What are the
small bags filled with air at the end of the bronchioles where the exchange of gases.
takes place?
A. Alveoli
B. Larynx
C. Trachea D. Diaphragm
8. When we swallow food, the opening of the trachea must be closed on time. Which part of
the respiratory system will do this job?
A. Epiglottis B. Larynx
C. Nostrils
D. Pharynx
9. The respiratory system consists of the nose, pharynx, trachea, bronchi, and lungs,
sponge-like, cone-shaped organs which
A. Enables air to pass through and gets inside the body.
B. Filters and purifies air that enters the body.
C. Allows for the exchange of oxygen and carbon dioxide.
D. All of these
10. Which of the following shows the function of the respiratory system?
A. It releases energy.
B. It produces new life.
C. It takes in oxygen and gives off carbon dioxide.
D. It makes our muscles move.​