Correct Answer is: CO2 and water vapours

Left kidney at a higher level than the ight one

Right kidney at a higher level than the left one

A salt such as Oxalate crystallised in pelvis

Excretion MCQ Multiple Choice Questions Answers for Practice

Q: 3. Each human kidney has nearly

Correct Answer is: 1 million neophrons

Q: 4. kidney in human being occure in the region of:

Correct Answer is: 12th thoracic and second lumber vertebra

Q: 6. What is the approximately length and diameter of uriniterous tubule?

Correct Answer is: 3 cm length,diameter 20.30um

Q: 8. Secretion of renin from JG cell is due to

Correct Answer is: All of these

Q: 9. A process takes place in PCT is

Correct Answer is: Reabsorption of NACL

Q: 10. Glucose is reabsorbed from glomerular filterate though

Correct Answer is: Active transport

Q: 14. Involving mainly in RAAS

Correct Answer is: All of these

Q: 15. It is also acivate the adraral cortex to release aldosterone

Correct Answer is: Angiotensin II

Q: 16. Urinary Excretion of Na is regulated by

Correct Answer is: Adrenal cortex

Q: 17. Urea formation occure by:

Correct Answer is: Ornithine cycle

1. How many NH3 required for a urea

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

2
300
4
1200

3. Each human kidney has nearly

10,000 neophrons
50,000 neophrons
1,00,000 neophrons
1 million neophrons

4. kidney in human being occure in the region of:

10th thoracic and first lumber vertebra
12th thoracic and second lumber vertebra
11th thoracic and third lumber vertebra
9th thoracic and forth lumber vertebra

5. The glomerular filteration rate in a normal adult is nearly

200 ml/min
250 ml/min
125 ml/min
170 ml/min

6. What is the approximately length and diameter of uriniterous tubule?

3 cm length,diameter 35um
3 cm length,diameter 20.30um
30 cm length,diameter 25um
25 cm length,diameter 20um

7. The net pressure glaient that cause the luid to filler out the glomeruti into thecapsule is

50 mm hg
75 mm hg
20 mm hg
30 mm hg

8. Secretion of renin from JG cell is due to

A fall gloerular blood flow
glomerular blood pressure
GFR
All of these

9. A process takes place in PCT is

Absorption of H+ to maintain PH
Secretion of buffer HCO3
Reabsorption of NACL
Secretion of urea

10. Glucose is reabsorbed from glomerular filterate though

Active transport
Passive transport
Osmosis
Difusion

11. Juxta glomerular cells of renal cortex synthesize a hormone called:

ADH
Oxytocin
Renin
Urochrom

12. If liver from body is removed then which component of blood increases

Ammonia
Protein
urea
Uric acid

13. the least toric nitrogen waste of urine is

Ammonia
Allantois
Urea
Uric acid

14. Involving mainly in RAAS

Angiotensin
Aldosteron
Renin
All of these

15. It is also acivate the adraral cortex to release aldosterone

Angiotensin II
Adrenal gland
Cortisol
ADH

16. Urinary Excretion of Na is regulated by

Anteroir pituitary
Posterior Pituitary
Adrenal cortex
Adenal medulla

17. Urea formation occure by:

Arginine cycle
Krebs cycle
Ornithine cycle
Citulline cycle

18. which of these is not a keton body

Asetoacetic acid
Acetone
Succinic acid
Betabychoxy butyric acid

19. the two kidneys lie:

At the level of ovaries
At the same level
Left kidney at a higher level than the ight one
Right kidney at a higher level than the left one

20. A kidney stone is

Blockage by fats
Desposition of sand in kidney
A salt such as Oxalate crystallised in pelvis
Blockage by proteins

21. The yellow colour of urine of the vertebrates in due to

Cholesterol
Urochrome
Uric acid
Malamin

22. Lungs expel

CO2
H2O
CO2 and water
CO2 and water vapours

23. In ornithin cycle which of the following waste are removed from the blood?

CO2 and urea
Ammonia and urea
CO2 and ammonia
Urea and urine

24. Main function of uriniferous tubules

Concentration of urine
Passage of urine
Reabsorption of useful substances from glomerular filtrate
Removal of urea and other waste from blood

25. Loop of henle and collecting ducts are locketed in kidney is

Cortex
Medulla pyramid
Columns of bertini
Calyces

26. Peritubuler is in

Cortex
Deep in medulla
Calyces
Surround to duct of bellini

27. The function of renin is

Degradation of angiotensinogen
Stimulation of corpus luteum
To reduce blood pressure
Vasodilation

28. Which one of the following statement is impereble to water

Descending limb of loop of henle is impereable to water
DCT is incapable of reabsorbing HCO3
Nearly 99% of the glomerular filterate is reasorbed by the renal tubules
Ascending limb of loop of henle is impereable to water

29. Proboscis gland is balanoglossus is associated with

Digestion
Excretion
Circulation
Respiration

30. Angitensinogen is converted in Angiotensin by

dil HCl
casein
Renin
Hippuric acid

Excretion MCQs are multiple-choice questions that test your understanding of how organisms eliminate waste products. These questions are essential for students and exam aspirants looking to solidify their knowledge and prepare for various assessments.

About Excretion MCQ Questions

Excretion is the process by which organisms remove waste products and excess substances from their bodies. Key concepts covered in these MCQs include the structure and function of excretory organs, the mechanisms of waste removal, and the physiological processes involved in maintaining homeostasis. Understanding these concepts is crucial for a comprehensive grasp of biology and related fields.

Why Practice Excretion Objective Questions?

Practicing Excretion MCQs offers several benefits. It helps students prepare for school and college exams by reinforcing their understanding of key concepts. Competitive exam aspirants can use these questions to enhance their problem-solving skills and improve their chances of success. Additionally, candidates preparing for interviews can benefit from the practice by gaining confidence and a deeper understanding of the subject matter.

Who Should Use These MCQs?

Students preparing for school or college exams
Competitive exam aspirants
Candidates preparing for interviews