Free Excretory Products And Their Elimination (Weekly Quiz: 1) NEET Biology Questions & Answers with Detailed Explanation & Full Review

Question-1

A person who is on a long hunger strike and is surviving only on water, will have

(a) more glucose in his blood

(b) more sodium in his urine

(c) less amino acids in his urine

(d) less urea in his urine

Question-2

Which of the following is not a normal constituent of the glomerular filtrate?

(a) Sodium ion

(b) Red blood cells

(c) Urea

(d) Glucose

Question-3

Glomerules along with Bowman's capsule is called

(a) Malpighian tubule

(b) Renal corpuscle

(c) Malpighian body

(d) Both (a) and (b)

Question-4

Which of the following statements is/are true?

1. Urine is hypertonic in distal convoluted tubule.
2. When the urine passes into the collecting tubule it becomes hypotonic.
3. Urine is isotonic in proximal convoluted tubule.
4. Urine becomes more and more hypotonic as it passes through the Henle's loop.

(a) 1, 2 and 3 only

(b) 1 and 4 only

(c) 2 and 3 only

(d) 3 only

Question-5

Which of the following causes an increase in sodium reabsorption in the distal convoluted tubule?

(a) Increase in antidiuretic hormone levels

(b) Increase in aldosterone levels

(c) Decrease in aldosterone levels

(d) Decrease in antidiuretic hormone levels

Question-6

Which of the following components of blood does not enter into the nephron?

(a) glucose

(b) urea

(c) water

(d) plasma protein

Question-7

Excretion means

(a) removal of substances not required in the body.

(b) removal of substances which have never been a part of body.

(c) removal of faecal matter from the body.

(d) all of the above.

Question-8

The condition of excess urea in blood is known as

(a) Uraemia

(b) Polyuria

(c) Haematuria

(d) Diuresis

Question-9

Assertion:
Vasa recta is absent or highly reduced in cortical nephrons.
Reason:
PCT and DCT are situated in cortical region of kidney.

(a) If both the assertion and reason are true but the reason is not a correct explanation of the assertion.

(b) If both the assertion and the reason are true and the reason is a correct explanation of the assertion.

(c) If the assertion is true but the reason is false.

(d) If both the assertion and reason are false.

Question-10

Presence of glucose and ketone bodies in urine is called

(a) Glycogenic and ketonuria

(b) Glycosuria and ketonuria

(c) Glycosuria and ketonemia

(d) Gluconeogenesis and ketonaemia