Join Telegram Group and Get FREE Alerts! Join Now
Join WhatsApp Group For FREE Alerts! Join Now

Excretion Class 10 MCQ

5/5 - (1 vote)

Excretion Class 10 MCQ. We covered all the Excretion Class 10 MCQ in this post for free so that you can practice well for the exam.

Install our MCQTUBE Android app from the Google Play Store and prepare for any competitive government exams for free.

We have divided the complete NEET syllabus into several small posts on our website for your convenience. You will get their respective links in the related posts section provided below.

Related posts:

MCQ on Excretion for Students

…….. is enclosed within the Bowman’s capsule.

(A) PCT

(B) Glomerulus

(C) DCT

(D) Henle’s loop

Option b – Glomerulus

Read the given statements and select the correct option. Statement I: Henle’s loop primarily helps to maintain the osmolarity gradient within the kidney interstitium. Statement II: Vasa recta emerge from the efferent arteriole.

(A) Statement I is correct.

(B) Statement II is correct.

(C) Both statements I and II are correct.

(D) Both statements I and II are incorrect.

Option c – Both statements I and II are correct.

The ascending limb continues to form a highly coiled tubular region called

Which State of India experiences the maximum annual variation of rainfall?

(A) Meghalaya

(B) Kerala

(C) Rajasthan

(D) West Bengal

Show Answer

(A) vasa recta

(B) distal convoluted tubule

(C) proximal convoluted tubule

(D) loop of Henle

Option b – distal convoluted tubule

Vasa recta are absent or highly reduced in

(A) juxtamedullary nephrons

(B) cortical nephrons

(C) collecting duct

(D) none of these

Option b – cortical nephrons

Counter current mechanism operates between i. Ascending limb of the loop of Henle ii. Descending limb of the loop of Henle iii. Vasa recta iv. PCT

Pakyong Airport is located in?

(A) Sikkim

(B) Jammu and Kashmir

(C) Arunachal Pradesh

(D) Mizoram

Show Answer

(A) i,ii,iii and iv

(B) ii,iii and iv

(C) ii and iii

(D) i,ii and iii

Option d – i,ii and iii

Glucose does not appear in the urine because it is filtered and reabsorbed in the renal tubules. However, in some conditions, the presence of high levels of glucose is detected in urine. Identify the condition.

(A) Diabetes insipidus

(B) Diabetes mellitus

(C) Glomerulonephritis

(D) Uremia

Option b – Diabetes mellitus

A healthy individual on average excretes ……. gm of urea.

(A) 5-10

(B) 25-30

(C) 60-100

(D) 100-200

Option b – 25-30

Which of the following substance in the glomerular filtrate is reabsorbed by passive transport?

(A) Lysine

(B) Glucose

(C) Na and Cr

(D) Uric acid

Option d – Uric acid

Aquatic insects excrete

(A) urea

(B) ammonia

(C) uric acid

(D) urease

Option b – ammonia

Identify the WRONG statement.

(A) In mammals, ammonia produced by metabolism is converted into urea in the liver which is released into the blood and then excreted out by the kidneys.

(B) Some mammals retain some amount of urea in the kidney matrix to maintain osmolarity.

(C) In bony fishes, ammonia is excreted by diffusion.

(D) Compared to ammonia urea requires a large amount of water for its excretion.

Option d – Compared to ammonia urea requires a large amount of water for its excretion.

Assertion: Tadpole excretes ammonia whereas frog excretes urea. Reason: Terrestrial adaptations necessitated the production of lesser toxic nitrogenous wastes like urea.

(A) Both assertion and reason are true and the reason is the correct explanation of assertion.

(B) Both assertion and reason are true but the reason is not the correct explanation of assertion.

(C) The assertion is true but the reason is false

(D) Both assertion and reason are false.

Option a – Both assertion and reason are true and the reason is the correct explanation of assertion.

The GFR of a healthy individual is

(A) 50 mL/min

(B) 150 liters/min

(C) 80 liters/day

(D) 180 liters/day

Option d – 180 liters/day

Which of the following statement is INCORRECT?

(A) Glomerular filtration is a non-selective process.

(B) JGA of the kidney plays a significant role in the regulation of GFR.

(C) Nearly 99% of reabsorption of the filtrate occurs through different parts of the nephron.

(D) The collecting duct is the major site of selective secretion.

Option d – The collecting duct is the major site of selective secretion.

Juxta-Glomerular cells, under low glomerular blood flow, release

(A) Angiotensin-I

(B) Angiotensin-II

(C) Renin

(D) Aldosterone

Option c – Renin

The blood vessel leading into the Bowman’s capsule is called as

(A) efferent arteriole

(B) afferent arteriole

(C) renal vein

(D) vasa recta

Option b – afferent arteriole

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

(A) Decrease in aldosterone levels

(B) Decrease in level of hormone – renin

(C) Increase in aldosterone levels

(D) Increase in the level of hormone – ANF

Option c – Increase in aldosterone levels

Identify the substance that is an osmoregulator as well as a nitrogenous waste.

(A) Ammonia

(B) Uric acid

(C) Urea

(D) All of these

Option c – Urea

Part of the nephron impermeable to electrolytes is

(A) Distal convoluted tubule

(B) Descending limb of the loop of Henle

(C) Ascending limb of the loop of Henle

(D) Collecting duct

Option b – Descending limb of the loop of Henle

……… forms the excretory product in humans.

(A) uric acid

(B) urea

(C) ammonia

(D) albumin

Option b – urea

Diuresis is the condition of

(A) accumulation of urea in the kidney

(B) accumulation of ketone bodies in the kidney

(C) increased production of urine

(D) decreased production of urine

Option c – increased production of urine

Identify the INCORRECT statement regarding hemodialysis.

(A) It is a procedure suggested for individuals suffering from uremia.

(B) The dialyzing fluid has the same composition as that of plasma, except for nitrogenous waste.

(C) The dialysis unit contains a cellophane tube.

(D) Heparin is added to the blood before it is pumped back into the body through a vein.

Option d – Heparin is added to the blood before it is pumped back into the body through a vein.

We covered all the excretion class 10 MCQ above in this post for free so that you can practice well for the exam.

Check out the latest MCQ content by visiting our mcqtube website homepage.

Leave a Comment