HSC Science कक्षा ११ - Tamil Nadu Board of Secondary Education Question Bank Solutions for Zoology

What forces promote glomerular filtration? What forces opposes them? What is meant by net filtration pressure?

In which segment of the nephron most of the re-absorption of substances takes place?

When a molecule or ion is reabsorbed from the lumen of the nephron, where does it go? If a solute is filtered and not reabsorbed from the tubule, where does it go?

Which segment is the site of secretion and regulated reabsorption of ions and pH homeostasis?

What solute is normally present in the body to estimate GFR in humans?

If the afferent arteriole of the nephron constricts, what happens to the GFR in that nephron? If the efferent arteriole constricts what happens to the GFR in that nephron? Assume that no auto regulation takes place.

Concentration of urine depends upon which part of the nephron 

If Henle’s loop were absent from mammalian nephron, which one of the following is to be expected?

The end product of Ornithine cycle is ______.

Glomerular filtrate contains ______.

Aldosterone acts at the distal convoluted tubule and collecting duct resulting in the absorption of water through ______.

Identify the biological term

Produced when blood is filtered in a Bowman’s capsule.

Identify the biological term

A liquid which gathers in the bladder.

Identfiy the biological term

Temporary storage of urine.

Identify the biological term

A ball of inter twined capillaries.

Identify the biological term

Each contains a glomerulus.

Identify the biological term

Carry urine from the kidneys to the bladder.

Identify the biological term

Consists of the kidneys, ureters and bladder.

Identify the biological term

Removal of useful substances from glomerular filtrate.

Identify the biological term

Regulation of water and dissolved substances in blood and tissue fluid.