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Assertion: Urea is excreted out through the kidneys. Reason: Urea is a toxic substance. - Science

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प्रश्न

Assertion: Urea is excreted out through the kidneys.

Reason: Urea is a toxic substance.

विकल्प

  • If both Assertion and Reason are true and Reason is the correct explanation of Assertion

  • If both Assertion and Reason are true but Reason is not the correct explanation of Assertion.

  • If Assertion is true but Reason is false.

  • If both Assertion and Reason are false.

MCQ
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उत्तर

If both Assertion and Reason are true and Reason is the correct explanation of Assertion.

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  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 20: Organ Systems in Animals - Exercise [पृष्ठ २४५]

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सामाचीर कलवी Science [English] Class 9 TN Board
अध्याय 20 Organ Systems in Animals
Exercise | Q VIII. 1. | पृष्ठ २४५

संबंधित प्रश्न

State whether true or false. If false, correct the statement.

Glomerular filtrate consists of many substances like amino acids, vitamins, hormones, salts, glucose and other essential substances.


Explain the structure of kidney and the steps involved in the formation of urine


The blood flowing through the renal vein is oxygenated and normally does not contain nitrogenous waste.


The statement given below is false. Rewrite the correct form of the statement by changing the underlined word.

A pair of renal arteries branch off from the vena cava and enter the kidney.


The statement given below is false. Rewrite the correct form of the statement by changing the underlined word.

The glomerular filtrate is collected in Bowman's capsule after the process of reabsorption.


Write down the functional activity of the following parts:

Collecting duct


Write down the functional activity of the following parts:

Vasa recta


Name the following:

Three types of fluids in different parts of a nephron.


Choose the odd one out in the following set and write the category for the remaining terms:


The figure given below represents a kidney tubule in humans and its blood supply. Study the figure and answer the questions that follow. Write specific name and numbers shown in the diagram for each answer.

  1. Name the part which consists of a knot - like mass of blood capillaries.
  2. What is the specific name for the combination of parts shown as 5 and 3?
  3. Name the part which collects the glomerular filtrate.
  4. Where is the most water reabsorbed?
  5. Name the part which collects urine in the diagram shown.
  6. Which part lies in the medulla of the kidney?
  7. Which of the above parts is involved in the process of tubular secretion?
  8. How is hydrostatic pressure created?
  9. Where does ultrafiltration take place?
  10. Name two important constituents of urine.

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