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?

2 / 20

2. The internal opening of nasal sacs opens into a long tube called:

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

4 / 20

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

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5. The biological functions which perform gaseous exchange:

6 / 20

6. Ribs are attached with:

7 / 20

7. Larynx is located on:

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8. Inspiration involves:

9 / 20

9. Each lung is soft, spongy and:

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10. The amount of molecular oxygen present in the air is about:

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11. In humans, the process of respiration involves:

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12. Expiration involves:

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

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14. The gaseous exchange takes place at the level of alveoli. This gaseous exchange involves:

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

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

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17. Which of the following disorder is associated with inflammation of air passageways?

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18. Stomata are present in:

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19. Each bronchus have:

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20. Increase in rate of breathing is due to the following:

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