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Free download in PDF Excretory System Multiple Choice Questions with Answers for competitive exams. These short objective type questions with answers are very important for competitive exams like NEET, AIIMS, JIPMER etc. as well as Board exams. These short solved questions or quizzes are provided by Gkseries.
61
The kidneys are located
[A]
Within the coelom
[B]
Near the buccal cavity
[C]
Near the heart
[D]
Outside the coelom
Answer: Outside the coelom
62
The cells which line the neck and the body of the nephron are
[A]
Smooth squamous epithelial
[B]
Tessellated epithelial
[C]
Stratified epithelial
[D]
Cuboidal and ciliated epithelial
Answer: Cuboidal and ciliated epithelial
63
In Annelids excretory organs are
[A]
Nephridia
[B]
Malpighian tubules
[C]
Green glands
[D]
Kidneys
64
Malpighian body is constituted by
[A]
Glomerulus only
[B]
Glomerulus and Bowman’s capsule
[C]
Glomerulus and efferent vessel
[D]
Glomerulus, Bowman’s capsule and efferent vessel
Answer: Glomerulus and Bowman’s capsule
65
The kidneys not only remove the waste products from the blood but also play a very important role in maintaining
[A]
Equilibrium of the body
[B]
Temperature of the body
[C]
Constant composition of the blood irrespective of the nature of the food or fluid intake
[D]
Blood pressure constant
Answer: Constant composition of the blood irrespective of the nature of the food or fluid intake
66
The pH of fresh urine is about
67
Haematuria is the disorder involving
[A]
The loss of blood through the urine
[B]
Loss of haemoglobin in R.B.C.
[C]
Loss of glucose in urine
[D]
The increase in concentration blood urea
Answer: The loss of blood through the urine
68
The reabsorption of glucose from the glomerular filtrate is due to
[A]
High osmotic pressure of filtrate
[B]
Passive diffusion
[C]
Active transport across the walls of proximal convoluted part
[D]
Filtration pressure exerted on the fluids in the loop of Henle
Answer: Active transport across the walls of proximal convoluted part
69
Excretion in the form of uric acid and urates in birds is helpful in
[A]
Conserving body heat
[B]
Conserving water
[C]
Elimination of water
[D]
Conserving urea
70
Physiologically urea is produced by the action of an enzyme
[A]
Uricase
[B]
Urease
[C]
Arginase
[D]
None
71
Malpighian tubules are the excretory organs in
[A]
Cockroach
[B]
Platyhelminthes
[C]
Ascaris
[D]
Pila
72
A notch present on the mesial side of kidney is known as
[A]
Ureter
[B]
Pelvis
[C]
Hilus
[D]
Pyramid
73
The narrow apex of pyramid is called
[A]
Column of Bertin
[B]
Calyx
[C]
Papillary duct of Bellini
[D]
Pelvis
Answer: Papillary duct of Bellini
74
The amount of urine output per day by a normal human being is
[A]
4-5 liters
[B]
3-4 liters
[C]
1-1.8 liters
[D]
5-0.75 liters
75
Rate of glomerular filtration per minute in an adult human being is
[A]
125 ml
[B]
25 ml
[C]
225 ml
[D]
425 ml
76
Tubular secretion adds to the glomerular filtrate
[A]
Urea
[B]
Uric acid
[C]
ammonia
[D]
All the above
77
The process that pushes out water and other dissolved materials from blood in the glomerulus is
[A]
Dialysis
[B]
Secretion
[C]
Filtration
[D]
Ultrafiltration
78
In kidneys, urine is produced by three processes
[A]
Dialysis, ultra filtration and tubular secretion
[B]
Ultra filtration, dialysis and tubular secretion
[C]
Ultra filtration, tubular reabsorption and tubular secretion
[D]
Tubular reabsorption and tubular secretion
Answer: Ultra filtration, tubular reabsorption and tubular secretion
79
Collecting tubes are lined by
[A]
Squamous epithelium
[B]
Columnar epithelium
[C]
Cuboidal epithelium
[D]
Cuboidal and columnar epithelium
Answer: Cuboidal and columnar epithelium
80
Bowman’s capsule is lined by
[A]
Ciliated cuboidal epithelium
[B]
Squamous epithelium
[C]
Non ciliated cuboidal epithedal
[D]
Non ciliated columnar epithelium
Answer: Squamous epithelium
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