Free Excretory Products And Their Elimination (Daily Quiz: 12) NEET Biology Questions & Answers with Detailed Explanation & Full Review

Question-1

Each kidney has (nearly) how many nephrons?

(a) 2 million

(b) 1 million

(c) $1/2$ million

(d) 3 million

Question-2

Main functions of kidney is –

(a) Ultrafiltration

(b) Passive absorption

(c) Selective reabsorption

(d) Both (a) and (c)

Question-3

Match Column I with Column II.

Column I	Column II
A. Ultrafiltration	1. Henle's loop
B. Concentration of urine	2. Ureter
C. Transport of urine	3. Urinary bladder
D. Storage of urin	4. Malpighian corpuscles
	5. Proximal convoluted tubules

(a) A-4; B-3; C-2; D-1

(b) A-4; B-1; C-2; D-3

(c) A-5; B-4; C-1; D-3

(d) A-5; B-4; C-1; D-2

(e) A-4; B-1; C-3; D-2

Question-4

Choose the correct statement about absorption in renal tubules from the following:

(a) Nitrogenous waste are absorbed by passive transport.

(b) Glucose, amino acids and $Na^{+}$ reabsorbed actively.

(c) 70–80 per cent of electrolyte and water are absorbed in PCT.

(d) All the above

Question-5

If excess water passes out from tissues without being restored by kidneys, the cells would

(a) extract water from plasma

(b) burst open and die

(c) not be affected at all

(d) shrivel and die