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प्रश्न
Choose the correct answer:
The smallest functional unit of the kidney is ____________
विकल्प
glomerulus
Bowman's capsule
nephron
collecting tubule
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उत्तर
The smallest functional unit of the kidney is nephron
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संबंधित प्रश्न
Define excretion.
The diagram given alongside is that of a structure present in a human kidney:
Study the same and answer the questions that follow:
- Name the structure represented in the diagram.
- What is the liquid entering part ‘1’ called?
Name two substances present in this liquid that are reabsorbed in the tubule - What is the fluid that comes to part ‘2’ called? Name the main nitrogenous waste in it.
- Mention the three main steps involved in the formation of the fluid mentioned in (c) above.
- Name the substance which may be present in the fluid in part ‘2’ if a person suffers from Diabetes mellitus
The substance which is not reabsorbed into the blood capillaries surrounding the tuble of a nephron is mainly ______.
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The organs A of a person have been damaged completely due to which too much of a poisonous waste material B has started accumulating in his blood, making it dirty. In order to save this person’s life, the blood from an artery in the person’s arm is made to flow into long tubes made of substance E which are kept in coiled form in a tank containing solution F. This solution contains three materials G, H and I in similar proportions to those in normal blood. As the person’s blood passes through long tubes of substance E, most of the wastes present in it go into solution. The clean blood is then put back into a vein in the arm of the person for circulation. |
- What are organs A?
- Name the waste substance B.
- What are (i) E, and (ii) F?
- Name G, H and I.
- What is the process described above known as?
Explain in your own words with suitable examples.
How does excretion occur in human beings?
Name the Following
The structural and functional units of kidney
Complete the diagram/chart with correct labels/ information. Write the conceptual details regarding it.
Plants use completely different process for excretion as compared to animals. Which one of the following processes is NOT followed by plants for excretion?
Explain the importance of soil for plant growth.
Give two examples of the following:
Nitrogenous waste
