File Name: mcq on excretion and osmoregulation .zip
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Here is a compilation of important objective type and fill in the blanks questions on Excretion. Deposits of uric acid and urates are coloured by absorbed urinary pigments, particularly the red. The number of mg of protein present in normal urine cannot be detected by the ordinary simple tests. Renin splits off a polypeptide fragment celled angiotensin I which is decapeptide containing 16 amino acids. Erythropoietin and erythrogonin have an effect on bone marrow to stimulate production of red cells. The pH of sweat is about 4.
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c) increase the excretion of water d) increase the diameter of the renal artery. 15) In the distal tubules, sodium reabsorption is increased directly by increased: a).
Direct evidence for the occurrence of filtration at the glomerulus was first provided by experiments on the amphibian kidney. Although amphibians are formally given the status of terrestrial animals, they are poorly adapted to life on land. They excrete nitrogen in the form of urea and cannot produce urine more concentrated than the blood. Their skins are permeable to water.
Maintained by BE4U. Uric acid is the chief nitrogenous wastes in. In Cockroach, excretion is performed by. Guano refers to.
This action cannot be undone. This will permanently delete All Practiced Questions. What is used as an osmolyte in human beings to increase medullary interstitial osmolality during concentration of urine?
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Why do plants produce carbon dioxide and oxygen? Which of the following is an important function of stomata in a leaf? Which substance is excreted from the lungs? What does urine contain? Which tube in the urinary system goes from the kidney to the bladder? Where is the glomerulus found? What does the filtrate in the Bowman's capsule contain?
NEET Biology is the scoring paper in the medical entrance examination. In Paramoecium, osmoregulation is a function of a cytostome b contractile vacuole c cytopyge d trichocysts. Osmoregulators carry out excretion of salt through a gills b fins c scales d bladder. Without restoration, if excess water passes out from the tissues of kidney, the cells would a shrivel and die b burst open and die c not get affected at all d take water from plasma. This is used as an osmolyte in humans to increase medullary interstitial osmolality during concentration of urine a Urea b TMAO c a and b both d Uric acid. A person on a long hunger strike, surviving only on water will have a less amino acids in his urine b more sodium in hir urine c less urea in his urine d more glucose in his blood. Mechanism of regulation, typically between entities and its environment of solutes and the loss and gain of water is known as a Homeostasis b Thermoregulation c Hemostasis d Osmoregulation.
Skip to content The process of elimination or removal of harmful substances from the body is known as excretion.