Punjab 10th Class Biology Chapter 1 Gaseous Exchange Mcqs Test Online Punjab 10th Class Biology Chapter 1 Gaseous Exchange MCQs Preparations Online 12345678910 Question 1 of 10Biology 1. Where does the gaseous exchange occur in humans? 1.Bronchi 2.Alveoli 3.Trachea 4.Pharynx Question 1 of 10Question 2 of 10 2. The process of gaseous exchange involves: 1.Transport of oxygen by the blood to different parts of the body 2.Breakdown of C-H bonds to yield energy 3.Getting oxygen from the air and removing carbon dioxide 4.Physical movements that take air in and out of Body Question 2 of 10Question 3 of 10 3. The primary chemical stimulus for breathing is the concentration of: 1.Oxygen in blood 2.Oxygen in muscles3.Carbon dioxide in blood 4.Carbon dioxide in muscles Question 3 of 10Question 4 of 10 4. Point out the FALSE statement about respiration: 1.Dust particles can damage the lung by irritating the inner alveoli surface 2.In emphysema the walls of alveoli break and there is more surface area 3.Gases can easily pass through the walls of the alveoli 4.Gas exchange in lungs is very efficient because lungs provide large surface area Question 4 of 10Question 5 of 10 5. Which structure actively helps in taking the air out of lungs? 1.Bronchiole 2.Nasal cavity 3.Bronchus 4.Diaphragm Question 5 of 10Question 6 of 10 6. Which process does NOT occur in the nasal cavity? 1.Humidification of the inhaled air 2.Trapping of large dust particles 3.Warming of the inhaled air 4.Exchange of gases Question 6 of 10Question 7 of 10 7. How many bronchi are there in the air passageway? 1.One 2.Many 3.Two 4.None Question 7 of 10Question 8 of 10 8. Most of the gaseous exchange in a leaf occurs through: 1.Cuticle 2.Stomata 3.General surface 4.Lenticels Question 8 of 10Question 9 of 10 9. What type of blood vessels surrounds the alveoli? 1.Arteriole 2.Artery 3.Vein 4.Capillary Question 9 of 10Question 10 of 10 10. A disease involving the breakdown of air sacs of the lungs is: 1.Bronchitis 2.Pneumonia 3.Asthma 4.Emphysema Question 10 of 10 Loading... Test By Subject Punjab Test By Topics 10th Class Biology You Can Learn and Gain more Knowledge through our Online Quiz and Testing system Just Search your desired Preparation subject at Gotest.