Excretory Product And Their Elimination MCQ With Answers

 The students who are targeting for NEET exam should prepare for all the important chapters of NEET syllabus to secure good marks in NEET 2022. Candidates planning to appear in the medical exam must have knowledge about the weightage of chapters. Biology section carries the maximum weightage.

Excretory Product And Their Elimination is the first chapter categorized under the unit ' Human Physiology'.  According to the NEET chapter wise weightage Excretory Product And Their Elimination contributes to around 1.53% of the total number of questions asked in the last years. On average we can expect 1-2 question from this particular chapter.



 Here you will find all previous year Excretory Product And Their Elimination MCQ. Solving previous years Excretory Product And Their Elimination MCQ will be beneficial for you. Firstly you get an idea of what type of questions are asked in previous year. Every year around many of questions of biology  are repeated as it is without even changing single word. These questions will definitely guide you in what direction you need extra push.

Excretory Product And Their Elimination NEET Questions And Answers

AIPMT 2006
 
1. Angiotensinogen is a protein produced and secreted by –
 
(1) Macula densa cells
(2) Endothelial cells (cells lining the blood vessels)
(3) Liver cells
(4) Juxtaglomerular (JG) cells
 
Solution: 3
 
AIPMT 2007
 
2. A person who is on a long hunger strike and is surviving only on water, will have :
 
(1) Less urea in his urine
(2) More sodium in his urine
(3) Less amino acids in his urine
(4) More glucose in his blood
 
Solution: 1
 
AIPMT 2008
 
3. Consider the following four statement (a–d) about certain desert animals such as kangaroo rat:
 
(a) They have dark colour and excrete solid urine
(b) They do not drink water, breathe at a slow rate to conserve water and have their body covered with thick hairs
(c) They feed on dry seeds and do not require drinking water
(d) They excrete very concentrated urine and do not use water to regulate body temperature
 
Which two of the above statements for such animals are true ?
 
(1) c and a
(2) a and b
(3) c and d
(4) b and c
 
Solution: 4
 
AIPMT 2009
 
4. Uric acid is the chief nitrogenous component of the excretory products of :
 
(1) Frog
(2) Man
(3) Earthworm
(4) Cockroach
 
Solution: 4
 
5. What will happen if the stretch receptors of the urinary bladder wall are totally removed ?
 
(1) There will be no micturition
(2) Urine will not collect in the bladder
(3) Micturition will continue
(4) Urine will continue to collect normally in the bladder
 
Solution: 1
 
AIPMT-Pre 2010
 
6. Which one of the following statements in regard to the excretion by the human kidneys is correct?
 
(1) Ascending limb of Loop of Henle is impermeable to electrolytes
(2) Descending limb of Loop of Henle is impermeable to water
(3) Distal convoluted tubule is incapable of reabsorbing HCO3
(4) Nearly 99 per cent of the glomerular filtrate is reabsorbed by the renal tubules
 
Solution: 4
 
7. The principal nitrogenous excretory compound in humans is synthesised :
 
(1) in the liver, but eliminated mostly through kidneys
(2) in kidneys but eliminated mostly through liver
(3) in kidneys as well as eliminated by kidneys
(4) in liver and also eliminated by the same through bile
 
Solution: 1
 
AIPMT-Pre 2011
 
8. Which one of the following is not a part of a renal pyramid ?
 
(1) Peritubular capillaries
(2) Convoluted tubules
(3) Collecting ducts
(4) Loops of Henle
 
Solution: 2
 
9. Which one of the following correctly explains the function of a specific part of a human nephron?
 
(1) Podocytes : Create minute spaces (slit pores) for the filtration of blood into the Bowman's capsule
 
(2) Henle's loop : most reabsorption of the major substances from the glomerular filtrate
 
(3) Distal convoluted tubule : reabsorption of K+ ions into the surrounding blood capillaries
 
(4) Afferent arteriole : carries the blood away from the glomerulus towards renal vein.
 
Solution: 1
 
10. Uricotelic mode of passing out nitrogenous wastes is found in :
 
(1) Reptiles and Birds
(2) Birds and Annelids
(3) Amphibians and Reptiles
(4) Insects and Amphibians
 
Solution: 1
 
11. Which one of the following statements is correct with respect to kidney function regulation ?
 
(1) When someone drinks lot of water, ADH release is suppressed.
(2) Exposure to cold temperature stimulates ADH release.
(3) An increase in glomerular blood flow stimulates formation of Angiotensin II.
(4) During summer when body loses lot of water by evaporation, the release of ADH is suppressed.
 
Solution: 1
 
AIPMT-Pre 2012
 
12. The maximum amount of electrolytes and water (70 – 80 percent) from the glomerular filtrate is reabsorbed in which part of the nephron ?
 
(1) Proximal convoluted tubule
(2) Descending limb of loop of Henle
(3) Ascending limb of loop of Henle
(4) Distal convoluted tubule
 
Solution: 1
 
AIPMT-Mains 2012
 
13. A fall in glomerular filtration rate (GFR) activates:
 
(1) adrenal medulla to release adrenaline
(2) posterior pituitary to release vasopressin
(3) juxta glomerular cells to release renin
(4) adrenal cortex to release aldosterone
 
Solution: 3
 
NEET-UG 2013
 
14. Figure shows human urinary system with structures labelled A to D. Select option which correctly identifies them and gives their characteristics and/or functions.

(1) D-Cortex - outer part of kidney and do not contain any part of nephrons
(2) A-Adrenal gland - located at the anterior part of kidney. Secrete Catecholamines which stimulate glycogen breakdown
(3) B-Pelvis - broad funnel shaped space inner to hilum, directly connected to loops of Henle
(4) C-Medulla-inner zone of kidney and contains complete nephrons
 
Solution: 2
 
AIPMT 2015
 
15. Removal of proximal convoluted tubule from the nephron will result in:
 
(1) More concentrated urine
(2) No change in quality and quantity of urine
(3) No urine formation
(4) More diluted urine
 
Solution: 4
 
Re-AIPMT 2015
 
16. Human urine is usually acidic because :
 
(1) hydrogen ions are actively secreted into the filtrate.
 
(2) the sodium transporter exchanges one hydrogen ion for each sodium ion, in peritubular capillaries.
 
(3) excreted plasma proteins are acidic
 
(4) potassium and sodium exchange generates acidity
 
Solution: 1
 
NEET-I 2016
 
17. In mammals, which blood vessel would normally carry largest amount of urea ?
 
(1) Renal Vein
(2) Dorsal Aorta
(3) Hepatic Vein
(4) Hepatic Portal Vein
 
Solution: 3
 
NEET-II 2016
 
18. The part of nephron involved in active reabsorption of sodium is:
 
(1) Bowman's capsule
(2) Descending limb of Henle's loop
(3) Distal convoluted tubule
(4) Proximal convoluted tubule
 
Solution: 4
 
NEET(UG) 2017
 
19. A decrease in blood pressure / volume will not cause the release of :
 
(1) Atrial natriuretic factor
(2) Aldosterone
(3) ADH
(4) Renin
 
Solution: 1
 
20. Which of the following statements is correct ?
 
(1) The descending limb of loop of Henle is impermeable to water.
(2) The ascending limb of loop of Henle is permeable to water.
(3) The descending limb of loop of Henle is permeable to electrolytes.
(4) The ascending limb of loop of Henle is impermeable to water.
 
Solution: 4
 
NEET(UG) 2018
 
21. Match the items given in Column I with those in Column II and select the correct option given below:
 
Column                             I Column II
a. Glycosuria              i. Accumulation of uric
                                        acid in joints
b. Gout                        ii. Mass of crystallised
                                        salts within the kidney
c. Renal calculi          iii. Inflammation in
                                        glomeruli
d. Glomerular             iv. Presence of glucose in
                                        nephritis urine
      a  b c d
(1) iii ii iv i
(2) i ii iii iv
(3) ii iii i iv
(4) iv i ii iii
 
Solution: 4
 
22. Match the items given in Column I with those Column II and select the correct option given below:
 
Column I                               Column II
(Function)                 (Part of Excretory System)

a. Ultrafiltration                 i. Henle's loop
b. Concentration               ii. Ureter
of urine
c. Transport of                  iii. Urinary bladder
urine
d. Storage of urine            iv. Malpighian corpuscle
                                            v. Proximal convoluted tubule
 
      a    b  c    d
(1) iv   v   ii   iii
(2) iv   i    ii   iii
(3) v    iv   i    ii
(4) v    iv   i   iii
 
Solution: 2
 
23. Uric acid is formed by :
 
(1) Phospholipids
(2) DNA or RNA
(3) Sphingolipids
(4) Glycolipids
 
Solution: 2
 
NEET-UG 2019
 
24. Which of the following factors is responsible for the formation of concentrated urine?
 
(1) Low levels of antidiuretic hormone.
(2) Maintaining hyperosmolarity towards inner medullary interstitium in the kidneys.
(3) Secretion of erythropoietin by juxtaglomerular complex.
(4) Hydrostatic pressure during glomerular filtration.
 
Solution: 2
 
25. Use of an artificial kidney during hemodialysis may result in :
 
(a) Nitrogenous waste build-up in the body
(b) Non-elimination of excess potassium ions
(c) Reduced absorption of calcium ions from gastro-intestinal tract
(d) Reduced RBC production
 
Which of the following options is the most appropiate?
 
(1) (a) and (b) are correct
(2) (b) and (c) are correct
(3) (c) and (d) are correct
(4) (a) and (d) are correct
 
Solution: 3
 
NEET-UG 2019 (Odisha)
 
26. Match the following parts of a nephron with their function:
 
(a) Descending limb    (i) Reabsorption of salts
                                            of Henle's loop only
(b) Proximal                 (ii) Reabsorption of
                                            Convoluted tubule water only
(c) Ascending limb    (iii) Conditional of Henle's loop reabsorption of
                                           sodium ion and water
(d) Distal convoluted (iv) Reabsorption of
                                          tubule ion, water and
                                          organic nutrients.
 
Select the correct option from the following :
(1) (a)-(i), (b)-(iii), (c)-(ii), d-(iv)
(2) (a)-(ii), (b)-(iv), (c)-(i), d-(iii)
(3) (a)-(i), (b)-(iv), (c)-(ii), d-(iii)
(4) (a)-(iv), (b)-(i), (c)-(iii), d-(ii)
 
Solution: 2
 
27. Match the items in Column-I with those in Column-II:

Column-I                               Column-II
(a) Podocytes                (i) Crystallised oxalates
(b) Protonephridia        (ii) Annelids
(c) Nephridia                 (iii) Amphioxus
(d) Renal calculi           (iv) Filtration slits
 
Select the correct option from the following :
(1) (a)-(iii), (b)-(iv), (c)-(ii), d-(i)
(2) (a)-(iii), (b)-(ii), (c)-(iv), d-(i)
(3) (a)-(iv), (b)-(iii), (c)-(ii), d-(i)
(4) (a)-(iv), (b)-(ii), (c)-(iii), d-(i)
 
Solution: 3

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