Consider the following water conservation mechanisms:
$A.$ Nasal countercurrent mechanism
$B.$ Dependence on metabolic water
$C.$ Highly hypertonic urine
$D.$ Living more on protein-rich diet
The kangaroo rat living in the desert can survive without drinking water because of:

  • A
    $A, B$ and $C$
  • B
    $A, B$ and $D$
  • C
    $B, C$ and $D$
  • D
    $A, C$ and $D$

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Similar Questions

The volume of the filtrate per day is $X$ liters and the volume of urine released per day is $Y$ liters. It means about $Z$ $\%$ of the filtrate is reabsorbed by the process of reabsorption.

$A$: Birds have metanephric kidneys and no urinary bladder.
$R$: South American Ostrich has a urinary bladder.

Which one of the following statements is not correct?

On an average, . . . . . . ml of blood is filtered by the kidneys per minute which constitute roughly . . . . . . of the blood pumped out by each ventricle of the heart in a minute.

Urine becomes cloudy when:

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