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NEET UG BIOLOGY MCQ: EXCRETORY PRODUCTS AND THEIR ELIMINATION

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The first step in the urine formation is the filtration of the blood, which is carried by the …A... and is called …B… . On an average …C… . mL of blood is filtered by kidneys per minute, which constitutes …D… of the blood pumped out by each ventricle of the heart in a minute.
Choose the correct options for the blanks A to D to complete the given NCERT statement

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Correct option: B

A-glomerulus; B-filtration, C-1100-1200, D – 1/5th

Option B is correct because the first step is filtration by the glomerulus, filtering 1100-1200 mL of blood per minute, which is 1/5th of the heart's output.

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The shape of vasa recta is Human kidneys can produce urine nearly _____ times concentrated than the initial filtrate formed. Glomerulus is a tuft of capillaries formed by …A… (A fine branch of renal artery). Blood from the glomerulus is carried away by an …B…
Select the correct option for A and B to complete the given NCERT statement In the glomerulus of the nephron, the afferent arteriole is Ornithine cycle refers to the sequence of biochemical reactions taking place in the The expulsion of urine from the urinary bladder is called