a. 15
c. 20
Direction: Read each sentences carefully and write the correct answer in your answer
sheet.
1. It is a system where exchange of gases take place.
a. circulatory system
c. respiratory system
b. nervous system
d. digestive system
2. These are tiny walled sacs found at the send of each bronchiole?
a. alveoli
b. trachea c. bronchi
d. lungs
3. Which of the following do not describes lungs?
a. it only expels carbon dioxide c. main organ for respiration
b. organ for exchange of gases d. pair of spongy, air-filled organs
4. Which of the following parts of the respiratory system that serves as passageway of
food, water, and air?
a. trachea and bronchi c. nose and nasal cavity
b. pharynx and larynx
d. alveoli
5. How many times we breathe in and breathe out in 1 minute at least the average?
b. 10
d. 25
6. Why does our ribs moves upward and downward?
a. because it takes in air c. because of inhalation and exhalation process
b. because it removes air d. none of these
7. Which of the following is the correct pathway of air into the lungs?
a. nostril
pharynx lanlynx nasal cavity trachea bronchi bonchiole olveoli
b. nostrils
Larynx pharynx nasal cavity pechea benchi bonchiole aleoli
c. nostrils nasal cavity pharynx larynx Trachea bronchi bronchiole ohteoli
d. Nasal cavity → nostril pharynx larynx trachea bronchi bronchiole alveoli
8. You have studied the food pyramid, which best keep our respiratory system healthy
a. protein rich foods c. starchy foods
b. fruits and vegetables d. sugar-rich foods
9. Which of the following must a person inflicted with common respiratory ailment do?
a. eat apple c. Take a rest
b. Buy medicine over the counter. d. Consult "hilot"
10. Being a grade 6 kid, you already studied that proper care for the respiratory system
which of the following you must do to help other children?
a. Disseminate the information c. Don't mind them
b. I will not do anything. d. I'll ask the teacher to be the one to
disseminate.​