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The human kidney :-...

The human kidney `:-`

A

Concentrates the urine by actively transport- ing water out of the filtrate

B

Produces more dilute urine when the collecting ducts become less permeable to water.

C

Responds to antidiuretic hormone by increas- ing urine output.

D

Gets rid of urea from the body by secreting it into the descending arm of the loop of Henle

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The correct Answer is:
B
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MOTION-EXCRETORY PRODUCTS AND THEIR ELIMINATION-EXERCISE - 2 (NCERT Based Questions )
  1. How many of the following chordates have flame cells as exretory organ...

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  2. Read statements a-d :

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  3. The human kidney :-

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  4. Graph depicts the concentration of enzymes involved in urea synthesis ...

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  5. The diagrams shows vertical sections of kidneys of coypu, brown rat an...

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  6. Suppose you are developing a new drug, and have found that when it is ...

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  7. In a comparison of amounts of urea in human urine, the largest amount ...

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  8. Identify the correct match from the colwnn I, II and III :

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  9. During hemdialysis process I. blood drained from a conveniend artery...

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  10. Which of the following statement is/are true? I. Glomerular filtrat...

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  11. Which of the follOwing features activates the JG cells? I. Fall in ...

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  12. Which of the following is responsible for excretion of dilute urine ?

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  13. When a person is suffering from poor renal absorption which one of the...

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  14. In response to decrease in blood volume and blood pressure which of th...

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  15. Parasympathetic activity during micturition causes :-

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  16. Read the following points :- (i) Increase GFR (ii) Increase B.P. ...

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  17. The amount of glucose present in urine of normal man is :-

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  18. You and your study partner want of draw the pathway that controls the ...

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  19. Select the correct order of osmolarity changes in fillrate w. r. t pla...

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  20. Which of the following statements are not incorrect :- (i) Liver, t...

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