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Class 11 Biology Practice Test: Excretory Products and Elimination - Urine Formation
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Class 11 Biology Practice Test: Excretory Products and Elimination - Urine Formation
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25 Questions

1. Net filtration pressure is equal to the glomerular hydrostatic pressure.
2. What is the full form of JGA?
3. JGA is formed by the cellular modifications of which of the following?
4. What does CHP consist of?
5. By which protein is the blood colloidal osmotic pressure maintained?
6. A fall in the GFR activates which of the following cells?
7. What is the percentage of cortical nephrons concerning the total nephrons present in the kidneys?
8. In approximately how many minutes, the whole blood of the body is filtered through the kidneys?
9. Which of the following pair of amino acids are removed by the ornithine cycle?
10. How many moles of ATP are required in the formation of urea?
11. What is the significance of the tubular secretion?
12. What does CHP stand for?
13. How many layers of glomerular epithelium are involved in the filtration of blood?
14. Which of the following substances are not reabsorbed actively by the nephrons?
15. What is the starting point of the ornithine cycle?
16. Urea formation takes place in the adipocytes.
17. Which of the following is the main enzyme in the ornithine cycle?
18. What is reabsorption?
19. What is the GFR of a healthy individual?
20. Which of the following substances are not secreted by the tubular cells?
21. Nearly 75% of the filtrate is reabsorbed by the renal tubules.
22. How is water reabsorbed in the initial segments of the nephrons?
23. Podocytes are present in the epithelial lining of PCT.
24. Which of the following is not a process of urine formation?
25. Which of the following is the first step towards urine formation?