Excretion MCQ Questions and Answers for Practice

1. Protein rich diet bring about relatively no change in one of the following constituents of urine

1. Urea
2. Creatinine
3. Uric acid
4. Ammonium salts

2. The blood constituents that remain unchanged in quality after circulating through the kidneys are

1. Urea and glucose
2. Glucose and proteins
3. Urea and proteins
4. Urea and uric acid

3. Presence of excessive ammount urea in blood is known as

1. Uremia
2. Hemeturia
3. Diurea
4. Aniurea

4. Man is .........

1. Ureotelic
2. Uricotelic
3. Ammonotelic
4. Both b and c

5. Excretion of nitrogenous waste produt is remirolid form occure in

1. ureotelic animals
2. Ammorotelic animals
3. ureotelic animals
4. ammiotes

6. Marine teleost fishes excrete

1. Uric acid
2. Ammonia
3. Urea
4. None of these

7. For release of Urine

1. Urinary bTrack contracts
2. Urinary track relaxes
3. Ureter relaxes
4. Ureter contracts

8. The mechnism of urine foundation nephrone involves

1. Utrafication
2. Secretion
3. Reabsorption
4. All of above

9. Which hormone influence the activity of kidney?

1. Vasopression
2. Thyoxine
3. Vasopression & aldosterone
4. Gonadotrophin

10. Sebaceous glands discharge

1. Water, salts, NaCl, Lactic acid
2. Water, salts, NaCl, Fatty acid
3. Water, sterols, fatty acid hydrobarbos
4. Water, sterols, latic acid, NaCl

11. Sweat gland secretion consist of

1. Water, salts, NaCl, Lactic acid
2. Water, salts, NaCl, Fatty acid
3. Water, sterols, fatty acid hydrobarbos
4. Water, sterols, latic acid, NaCl

12. Kidney are

1. Yellowwish brown
2. Reddish brown
3. Greenish yellow
4. Grey in colour

13. How many NH3 required for a urea

1. 1
2. 2
3. 3
4. 4

14. Urine produced by human kidney is concertratal by ............. times than the initial filtrate formed

1. 2
2. 300
3. 4
4. 1200

15. Each human kidney has nearly

1. 10,000 neophrons
2. 50,000 neophrons
3. 1,00,000 neophrons
4. 1 million neophrons