Biology Gaseous Exchange Online Test MCQS

Malik TahirLast Updated: October 14, 2025

Important Biology Gaseous Exchange Question and Answer

Total Questions: 25
Time Allowed: 15 Minutes
Total Marks: 25
How to Attempt Test: Please choose the right Option in MCQ-type question.
Test Helpful For: Biology Test
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Biology Gaseous Exchange Practice Test Online With Explanation

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1. ATP is produced during ?

2. The heart of fish is ?

3. Four to five pairs of gills in fish are placed in bronchial cavities and are covered by ?

4. Parabronchi are thin walled ducts present in the respiratory system of ?

5. Infact photorespiration is reverse of ?

6. Hydra respires through ?

7. Water is _______ times more viscous than air ?

8. The cork tissue has special pores involved in gaseous exchange called ?

9. Oxygen content of fresh air is about ?

10. Photorespiration in plants takes pace when ?

11. In peroxisome the glycolate is converted in to ?

12. In fish the heart pumps blood directly to ?

13. The main source of exchange of gases in plants is ?

14. Breathing is directly involved in the exchange of ?

15. Air spaces between mesophyll cells of a leaf comprise _______of total volume

16. In earthworm the exchange of gasses mainly occurs through ?

17. Photoresptration take place in ?

18. Organismic respiration is also known as ?

19. In cockroach the main tracheal trunk communicates with exterior by 10 pairs of paired apertures called  ?

20. In frog respiration occurs through ?

21. Respiration is one of the most important metabolic activities of ?

22. Exchange of gases during organismic respiration is carried out only by ?

23. At all levels of activities in living organisms an uninterrupted supply of _______is required ?

24. Respiration os one of the most important metabolic activities of ?

25. In birds during respiration the flow of air is ?


 

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Malik TahirLast Updated: October 14, 2025

Malik Tahir

Greetings, learners! I'm Tarry Malik, your guide to conquering the world of Exams prep and Online studies. Let's navigate the textbooks together, share study hacks, and make your educational journey a breeze.
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