The amount of blood filtered by both kidneys per minute is equal to what fraction of the blood pumped out by each ventricle of the heart in one minute?

In every adult human kidney,the dimensions are: length $A$ $cm$,width $B$ $cm$,and thickness $C$ $cm$. Identify the correct values for $A-B-C$.

Arrange the following parts of the nephron in a sequential manner and select the correct option accordingly.
$I.$ Glomerulus
$II.$ Bowman's capsule
$III.$ Henle's loop
$IV.$ Proximal convoluted tubule $(PCT)$
$V.$ Collecting duct
$VI.$ Distal convoluted tubule $(DCT)$

Read the following four statements $(A-D)$ and select the correct ones:
$(A)$ The medulla of the kidney is divided into a few conical masses projecting into the calyces.
$(B)$ The cortex of the kidney extends in between the medullary pyramids as renal columns called columns of Bertini.
$(C)$ The kidneys are situated in the ventral part of the thoracic region in the human body.
$(D)$ Each kidney of an adult human measures $10-12 \ cm$ in length,$5-7 \ cm$ in width,$2-3 \ cm$ in thickness,with an average weight of $120-170 \ gm$.

Which of the following is correct?

The origin of the kidney and ureter in $Rana$ $tigrina$ is: