Kidneys

Q.
Match the missing labels with their functions:
$\begin{array}{cc}A& \left(i\right)Excretionofurine\\ B& \left(ii\right)Productionofurine\\ C& \left(iii\right)Storageofurine\\ D& \left(iv\right)Transportofurine\end{array}$

1. A - (i), B - (iv), C - (iii), D - (ii)
2. A - (ii), B - (iv), C - (i), D - (iii)
3. A - (ii), B - (iv), C - (iii), D - (i)
4. A - (iv), B - (ii), C - (iii), D - (i)

Q. Arrange the following in the correct sequence:
1. Urine enters the ureter.
2. Urine is stored in the urinary bladder.
3. Some substances in the initial filtrate are selectively reabsorbed.

1. 1 → 2 → 3

2. 2 → 3 → 1

3. 3 → 1 → 2

4. 3 → 2 → 1

Q. The ___ bladder is used to store urine.

Q. The __x__ transports urine from the kidney to the urinary bladder and the _y__transports urine from the urinary bladder to outside.

1. x = renal vein, y = renal artery
2. x = ureter, y = urethra
3. x = renal artery, y = renal vein
4. x = urethra, y = ureter

Q. Which are the functions of the kidney?

1. Excretion of urea
2. Excretion of extra water
3. Retention of water
4. Excretion of salts

Q. transports urine from kidney to urinary bladder. transports urine from urinary bladder to outside.

1. Ureter
2. Renal artery
3. Renal vein
4. Urethra

Q. Which all of these are involved in control of urination?

1. Voluntary muscles
2. Involuntary muscles
3. Hormones
4. Enzymes

Q. Select the part of excretory system from where urine is produced.

1. 
2. 
3. 
4. 

Q. Which all of these are involved in control of urination?

1. Voluntary muscles
2. Involuntary muscles
3. Hormones
4. Enzymes

Q. Select the part of excretory system from where urine is produced.

1. 
2. 
3. 
4.