EXCRETORY SYSTEM
EXCRETORY SYSTEM ALL QUESTIONS
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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20%
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95%
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80%
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5%
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Detailed explanation-1: -The process of excretion is called urination and it is excreted through the urethra. Urine primarily consists of water (95%), including organic solute like urea (2.5%), and other wastes (2.5%) such as enzymes, hormones, fatty acids etc.
Detailed explanation-2: -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). Protein is only found in trace amounts compared to their values in blood plasma.
Detailed explanation-3: -Urine is about 95% water. It is not completely sterile of microorganisms, as many sources incorrectly state.
Detailed explanation-4: -Urine is composed of 95% water approximately, and the rest 5% is composed of solutes, such as, sodium, urea, potassium, chloride, and creatinine.
Detailed explanation-5: -In general, urine is composed of approximately 95% water and 5% waste products, metabolites, proteins, inorganic ions (e.g., sodium, potassium) and other organic molecules (urea, uric acid, carbohydrates). It is a more dilute proteome and metabolome than blood.