The condition of accumulation of urea in the blood is termed as

1. renal calculi

2. glomerulonephritis

3. uremia

4. ketonuria

Subtopic:  Disorders of Excretory System |
 92%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

Which one of the following is also known as antidiuretic hormone?

1. Oxytocin

2. Vasopressin

3. Adrenaline

4. Calcitonin

Subtopic:  Autoregulation of GFR | Formation of Urine: Ultrafiltration |
 94%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

Match the following columns.

Column I Column II
A. Proximal convoluted tubule. 1.  Formation of concentrated urine
B. Distal convoluted tubule 2.  Filtration of blood
C. Henle’s loop 3.  Reabsorption of 70-80% of electrolytes
D. Counter current mechanisms 4.  lonic balance
E. Renal corpuscle 5.  Maintenance of concentration gradient in medulla.

Codes
 

A B C D E
1. 3 5 4 2 1
2. 3 4 1 5 2
3. 1 3 2 5 4
4. 3 1 4 5 2


 

Subtopic:  Nephron Part 1 | Nephron Part 2 | Formation of Urine | Concentration of Urine |
 79%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

advertisementadvertisement

Match the following columns.

Column I Column II
A. Glycosuria 1.  Accumulation of uric acid in joints
B. Renal calculi  2.  Inflammation in glomeruli
C. Glomerular nephritis 3.  Mass of crystallised salts within the kidney
D. Gout  4.  Presence of glucose in urine

Codes
 

A B C D
1. 1 3 2 4
2. 3 2 4 1
3. 4 3 2 1
4. 4 2 3 1

Subtopic:  Disorders of Excretory System |
 90%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

We can produce a concentrated/dilute urine. This is facilitated by a special mechanism. Identify the mechanism.

1. Reabsorption from PCT

2. Reabsorption from collecting duct

3. Reabsorption/Secretion in DCT

4. Counter current mechanism in Henle’s loop/vasa recta

Subtopic:  Concentration of Urine |
 88%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

Dialysing unit (artificial kidney) contains a fluid which is almost same as plasma except that it has

1. high glucose

2. high urea

3. no urea

4. high uric acid

Subtopic:  Disorders of Excretory System |
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

advertisementadvertisement

Which one of the following statement is incorrect?
 

1. The medullary zone of kidney is divided into a few conical masses called medullary pyramids projecting into the calyces.
2. Inside the kidney the cortical region extends in between the medullary pyramids as renal pelvis.
3. Glomerulus along with Bowman’s capsule is called the renal corpuscle.
4. Renal corpuscle, Proximal Convoluted Tubule (PCT) and Distal Convoluted Tubule (DCT) of the nephron are situated in the cortical region of kidney.

Subtopic:  Human Kidney: Location & Cut Section |
 75%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

Which of the following pairs is wrong?

1. Uricotelic ......... Birds

2. Ureotelic ......... Insects

3. Ammonotelic ......... Tadpole

4. Ureotelic .......... Elephant

Subtopic:  Nitrogenous Excretory Products |
 83%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

Which one of the following statements is incorrect?

1. Birds and land snails are uricotelic animals
2. Mammals and frogs are ureotelic animals
3. Aquatic amphibians and aquatic insects are ammonotelic animals
4. Birds and reptiles are ureotelic

Subtopic:  Nitrogenous Excretory Products |
 88%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

advertisementadvertisement

Different types of excretory structures and animals are given below. Match them appropriately and mark the correct answer from among those given below

Excretory Structure/Organ Animals
A. Protonephridia 1. Prawn
B. Nephridia 2. Cockroach 
C. Malpighain tubules 3. Earthworm
D. Green gland or antennal gland  4. Flatworms 

Codes
 

A B C D
1. 4 3 2 1
2. 2 3 1 2
3. 4 3 1 2
4. 2 3 2 4

 

Subtopic:  Nitrogenous Excretory Products |
 93%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.