CBSE Biology Excretion And Osmoregulation Test Online Mcqs Question Answers
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CBSE Biology Excretion and Osmoregulation Test Online

Test Name Excretion and Osmoregulation Test
Subject CBSE Biology
Test Type MCQs
Total Question 30
Total Marks 60
Total Time 25 Minutes
Test Help For
  • CBSE Biology.
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Excretion and Osmoregulation the different chemical activities in the body produce many by-products several of which are wastes. These waste products if allowed to accumulate will turn out to be toxic and affect the physiological activities of the body. These wastes have to be expelled out or it may eventually result in the death of the organism.

These online Mcqs tests includes all main concepts of the Excretion and Osmoregulation chapters for preparation CBSE exams, just take following test’s online.

CBSE Biology Excretion and Osmoregulation Test Online


1. A person is undergoing prolonged fasting. His urine will be found to contain abnormal quantities of?

Question 1 of 30

2. In ornithine cycle which one pair of the following wastes are removed from the blood?

Question 2 of 30

3. Brush border is characteristic of?

Question 3 of 30

4. Uricotelism is found in?

Question 4 of 30

5. In ureotelic animals urea is formed by?

Question 5 of 30

6. Solenocytes are the main excretory structures in?

Question 6 of 30

7. Uric acid is nitrogenous waste in?

Question 7 of 30

8. The kidney of an adult frog is?

Question 8 of 30

9. A patient suffering from cholera is given saline drip because?

Question 9 of 30

10. The enteronephric nephridia of earthworms are mainly concerned with?

Question 10 of 30

11. Earthworms are?

Question 11 of 30

12. Part not belonging to uriniferous tubule is?

Question 12 of 30

13. A condition of failure of kidney to form urine is called?

Question 13 of 30

14. Bowman's glands are found in?

Question 14 of 30

15. If Henle's loop were absent from mammalian nephron which of the following is to be expected?

Question 15 of 30

16. In living beings ammonia is converted into urea through?

Question 16 of 30

17. Nitrogenous waste products are eliminated mainly as?

Question 17 of 30

18. Proximal and distal convoluted tubules are parts of?

Question 18 of 30

19. If kidneys fail to reabsorb water the effect on tissue would?

Question 19 of 30

20. The basic functional unit of human kidney is?

Question 20 of 30

21. Reabsorption of useful substances from glomerular filtrate occurs in?

Question 21 of 30

22. Under normal conditions which one is completely reabsorbed in the renal tubule?

Question 22 of 30

23. In Hydra waste material of food digestion and nitrogenous waste material are removed from?

Question 23 of 30

24. Which one of the following is correctly matched pair of the given secretion and its primary role in human physiology?

Question 24 of 30

25. The net pressure gradient that causes the fluid to filter out of the glomeruli into the capsule is?

Question 25 of 30

26. Aquatic reptiles are?

Question 26 of 30

27. The ability of the vertebrates to produce concentrated (hyperosmotic) urine usually depends upon the?

Question 27 of 30

28. In Protozoa like Amoeba and Paramecium an organelle is fund for osmoregulation which is?

Question 28 of 30

29. Glucose is taken back from glomerular filtrate through?

Question 29 of 30

30. When a fresh water protozoan possessing a contractile vacuole is placed in a glass containing marine water the vacuole will?

Question 30 of 30


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