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Henle’s loop plays an important role in concentrating the urine. - Biology

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प्रश्न

Henle’s loop plays an important role in concentrating the urine.

पर्याय

  • True

  • False

MCQ
चूक किंवा बरोबर

उत्तर

This statement is True.

Explanation:

Henle’s loop, specifically its descending and ascending limbs, plays a crucial role in concentrating urine by creating a gradient in the kidney medulla. This process allows for the reabsorption of water and solutes, leading to more concentrated urine.

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  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 19: Excretory Products and their Elimination - Exercises [पृष्ठ ३००]

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एनसीईआरटी Biology [English] Class 11
पाठ 19 Excretory Products and their Elimination
Exercises | Q 3.4 | पृष्ठ ३००

संबंधित प्रश्‍न

Put a tick mark (✓) against the most appropriate alternative in the following statement :  

The kidneys are made up of tiny tubular units called :


State if the following statement is true or false. Correct the statement if it is false.  

Each kidney contains millions of microscopic filtering units called ureters. 


Answer the following in detail.

How do skin and lungs help in excretion?


One of Harry’s organs is not functioning properly. There is extra fluid build up in his body causing swelling in his ankles and feet. 

What should Harry do? Tick the correct answer. 

He should see a 


Differentiate between the following pairs of term : 

Urea and urine 


Choose the correct answer:
Presence of RBCs in urine is called _____________


What is osmoregulation?


Give Reasons for the following:
Glucose absent in the urine of a healthy person ?


Explain the Term: The Bowman’s capsule


Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:

Harmful ammonium compounds formed during the metabolism in the cells are broken down to form urea in the kidney.


Choose the Odd One Out:


Multiple Choice Question: Profuse sweating take place during heavy muscular exercise. The reason is:


Column 2 is a list of items related to ideas in Column 1. Match the term in Column 2 with the suitable idea given in Column 1.

Column 1 Column 2
i Liver a basic unit of the brain
ii Ova b stimulated by light
iii Alveoli c deoxygenated blood
iv Cochlea d part of the sclera
v Vein e haploid cell
vi Neuron f blind sacs
vii Stomata g found in the kidney
viii Grana h audio receptors
    i diffusion of gases
    j breakdown of proteins
    k diploid cell

Answer the following question.

Why are kidneys called 'retroperitoneal'?


The function of PCT of the kidney is ______.


The loop of Henle lies in ______.


Match the terms given in Column I with their physiological processes given in Column II and choose the correct answer

Column I Column II
A. Proximal convoluted tubule i. Formation of concentrated urine
B. Distal convoluted tubule ii. Filtration of blood
C. Henle's loop iii. Reabsorption of 70 - 80% of electrolytes
D. Counter-current mechanism iv. Ionic balance
E. Renal corpuscle v. Maintenance of concentration gradient in medulla

Identify the incorrect statement regarding the acids excreted by the human kidney.


Sodium chloride contained in glomerular filtrate is fully reabsorbed in the renal tubule.


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