| Question (1):
Loop of Henle is concerned with: |
| 1. |
excretory system |
| 2. |
reproductive system
|
| 3. |
nervous system |
| 4. |
muscular system |
|
| Ans: 1 |
|
| Question (2):
Urea is transported by |
| 1. |
plasma |
| 2. |
blood
|
| 3. |
RBC |
| 4. |
WBC |
|
| Ans: 1 |
|
| Question (3):
The kidneys resemble the contractile vacuoles of amoeba in |
| 1. |
expelling out excess of water |
| 2. |
expelling out glucose
|
| 3. |
expelling out urea and uric acid |
| 4. |
expelling out salts |
|
| Ans: 1 |
|
| Question (4):
Glucose is reabsorbed in the kidney mainly by |
| 1. |
Bowman's capsule |
| 2. |
Loop of Henle
|
| 3. |
Proximal Convoluted Tubule |
| 4. |
Distal Convoluted Tubule |
|
| Ans: 3 |
|
| Question (5):
Excess amino acids in the body are broken down to form urea in |
| 1. |
kidney |
| 2. |
liver
|
| 3. |
spleen |
| 4. |
pancreas |
|
| Ans: 2 |
|
| Question (6):
Difference between glomerular filtrate and blood plasma is of |
| 1. |
proteins in plasma |
| 2. |
potassium
|
| 3. |
first is white and second is yellow |
| 4. |
proteins in glomerular filtrate |
|
| Ans: 1 |
|
| Question (7):
In the kidneys of mammals, Loop of Henle can be found in |
| 1. |
medulla |
| 2. |
cortex
|
| 3. |
pelvis |
| 4. |
pyramid |
|
| Ans: 1 |
|
| Question (8):
In the kidney the correct sequence of formation of urine involves the following processes: |
| 1. |
glomerular filtration, reabsorption, tubular secretion |
| 2. |
reabsorption, filtration, secretion
|
| 3. |
filtration, secretion, reabsorption |
| 4. |
reabsorption, secretion, filtration |
|
| Ans: 1 |
|
| Question (9):
A severe fall in blood pressure disturbs the function of kidneys and reduces |
| 1. |
renal filtration |
| 2. |
glomerular filtration
|
| 3. |
reabsorption |
| 4. |
secretion of nitrogenous wastes |
|
| Ans: 2 |
|
| Question (10):
Excretion of bile pigments in urine indicates |
| 1. |
anaemia |
| 2. |
diabetes
|
| 3. |
gout |
| 4. |
jaundice |
|
| Ans: 4 |
|
| Question (11):
Workers in deep mines usually suffer from dehydration because |
| 1. |
water is lost due to evaporation |
| 2. |
water is lost due to defecation
|
| 3. |
water is lost in the form of sweat |
| 4. |
water is lost along with salts in the form of sweat |
|
| Ans: 4 |
|
| Question (12):
The concentration of urea is highest in |
| 1. |
renal vein |
| 2. |
hepatic portal vein
|
| 3. |
dorsal aorta |
| 4. |
hepatic vein |
|
| Ans: 4 |
|
| Question (13):
The concentration of urea is least in |
| 1. |
renal artery |
| 2. |
renal vein
|
| 3. |
post canal |
| 4. |
dorsal aorta |
|
| Ans: 2 |
|
| Question (14):
The function of the mammalian kidney is to excrete |
| 1. |
extra salts, urea and excess water |
| 2. |
extra urea, excess water and excess amino acids
|
| 3. |
extra urea, extra carbohydrates and extra water |
| 4. |
extra urea, extra salts and extra sugar |
|
| Ans: 1 |
|
| Question (15):
The plasma is similar in its composition with the filtrate produced in glomerulus except for the presence of |
| 1. |
glucose |
| 2. |
chlorides
|
| 3. |
proteins |
| 4. |
amino acids |
|
| Ans: 3 |
|
| Question (16):
If a man takes in large amount of proteins he is likely to secrete more amount of |
| 1. |
urea |
| 2. |
uric acid
|
| 3. |
sugar |
| 4. |
carbon dioxide |
|
| Ans: 1 |
|
| Question (17):
What will happen if one kidney of a person is removed |
| 1. |
he will survive and remain normal |
| 2. |
he will die
|
| 3. |
urea will go on accumulating in the blood |
| 4. |
urination will stop |
|
| Ans: 1 |
|
| Question (18):
The glomerular filtrate contains |
| 1. |
blood minus cells |
| 2. |
blood minus cells and minus proteins
|
| 3. |
blood minus proteins |
| 4. |
plasma minus cells minus proteins |
|
| Ans: 2 |
|
| Question (19):
In the distal convoluted tubule of the nephrons |
| 1. |
Sodium reabsorption requires energy |
| 2. |
Secretion of potassium does not require energy
|
| 3. |
Water reabsorption requires energy |
| 4. |
Ammonia is secreted |
|
| Ans: 1 |
|
| Question (20):
The mechanism of uric acid secretion in the nephron is |
| 1. |
diffusion |
| 2. |
excretion
|
| 3. |
ultrafiltration |
| 4. |
osmosis |
|
| Ans: 3 |
|
| Question (21):
Human kidney has |
| 1. |
Ciliated nephrons |
| 2. |
No loop of Henle
|
| 3. |
Meronephric duct |
| 4. |
Glomeruli concentrated in cortex |
|
| Ans: 4 |
|
| Question (22):
Uriniferous tubules are found in |
| 1. |
Kidneys |
| 2. |
Testes
|
| 3. |
Ovary |
| 4. |
Stomach |
|
| Ans: 1 |
|
| Question (23):
Reabsorption of chloride ions from the glomerular filtrate in the kidney tubule is carried out by |
| 1. |
Osmosis |
| 2. |
Diffusion
|
| 3. |
Active transport |
| 4. |
Brownian movement |
|
| Ans: 2 |
|
| Question (24):
Bowman's capsule and glomerulus form |
| 1. |
cortex |
| 2. |
pyramid
|
| 3. |
malphigian body |
| 4. |
medulla |
|
| Ans: 3 |
|
