Gaseous Exchange – Online MCQs – Biology 10th

Biology Class 10th Online MCQs of Chapter 1 Gaseous Exchange for Sindh Board Science Group

Below Here to find Online MCQs Test of Chapter 1 (Gaseous Exchange) Biology Class 10th Science Group – Sindh Board. According to New Examination Pattern / Syllabus 2023-24 of Sindh Board Karachi Hyderabad Larkana Sukkur and Mirpurkhas.

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You have 10 minutes to complete the test consist of 20 Questions which are randomly selected from this Chapter.

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Chap 1 - Gaseous Exchange - Biology 10th

Science Group - Sindh Board

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1. Which of the following disorder is associated with degeneration of alveoli?

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2. Trachea in the center of the thorax bifurcates into two smaller ducts, called:

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3. we use normally about __________ of the air coming into the lungs.

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4. The process of breathing consists of:

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5. The total surface area of the respiratory surface in human is about.

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6. Inspiration involves:

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7. Plants do the exchange of gases through:

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8. The amount of molecular oxygen present in water is about:

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9. In the lower part of the thorax, lies a sheet of muscles called:

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10. It contains vocal cords to produce sound.

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11. The opening of larynx is known as:

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12. Each bronchus have:

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13. The opening of larynx has a lid like cover called:

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14. It is regulated by the hypothalamus of our brain.

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15. Each bronchiole is a very thin tube that opens into:

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16. Plants exchange gases for the process/es of:

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17. It is wrapped in two pleural membranes.

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18. The biological functions which perform gaseous exchange:

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19. Expiration involves:

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20. Respiratory surface possesses the following property:

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