Choose the incorrect sentence.

In the urinogenital organs of a rabbit,which one of the following parts is present in the male but not in the female?

The maximum quantity of water required per day by a human body is

$A$: Pregnant women may show some presence of glucose in their post-prandial urine although they have no diabetes.
$R$: In pregnant women,the glomerular filtration rate $(GFR)$ is slightly increased. As a result,the tubular load of glucose exceeds the tubular maximum for glucose reabsorption.

Which one of the following options gives the correct categorization of six animals according to the type of nitrogenous waste they excrete?

Option	Ammonotelic	Ureotelic	Uricotelic
$a$	Pigeon,human	Aquatic amphibia,lizards	Cockroach,frog
$b$	Frog,lizards	Aquatic amphibia,humans	Cockroach,pigeon
$c$	Aquatic amphibia	Frog,human	Pigeon,lizards,cockroach
$d$	Aquatic amphibia	Cockroach,humans	Frog,pigeon,lizards

Which of the following statements is/are true?
$I.$ Urine is hypertonic while entering distal convoluted tubule.
$II.$ When the urine moves in the collecting tubule,it becomes hypertonic.
$III.$ Urine is isotonic in proximal convoluted tubule.
$IV.$ Urine becomes more and more hypotonic as it passes through the descending Henle's loop.