Excretory Products and their Elimination — BIOLOGY STD 11 Science — Question
Gujarat BoardEnglish MediumSTD 11 ScienceBIOLOGYExcretory Products and their Elimination3 Marks
Question
The composition of glomerular filtrate and urine is not same. Comment.
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Answer
Glomerular filtrate consists of water, ions (Na, K, Cl, Mg, Ca etc), bicarbonate, urea, uric acid, creatinine etc. It do not contain glucose, blood cells, large proteins etc.
Urine consists of 90% water, urea, small amount of chloride, sodium, potassium, creatinine, inorganic and organic compounds. The fluid will be called as urine once it enters the collecting duct.
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