ECOLOGY
EXCRETORY PRODUCTS AND THEIR ELIMINATION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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water
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urea
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salts
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blood
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Detailed explanation-1: -Human urine is composed primarily of water (95%). The rest is urea (2%), creatinine (0.1%), uric acid (0.03%), chloride, sodium, potassium, sulphate, ammonium, phosphate and other ions and molecules in lesser amounts30 (Table 1).
Detailed explanation-2: -Normal urine consists of water, urea, salts, and pigments.
Detailed explanation-3: -Human urine is composed of water (95-96%), organic and inorganic wastes (5-4%) like urea, uric acid, creatinine, salts of phosphates and sulfates, etc. The main component of urine is water.
Detailed explanation-4: -Urine has large amounts of nitrogen, phosphorus, and potassium. Nitrogen content in urine is high, mostly in urea, which makes up more than 50 percent of the total organic acids.