A) urea
B) uric acid
C) urochrome
D) bilirubin
Correct Answer: C
Solution :
The yellow colour of urine is due to the presence of pigment urochrome. This pigment is formed by bile pigment bilirubin. \[\begin{align} & Bilirubin \\ & \,\,\,\,\,\,\,\,\,\,\downarrow Liver \\ & Intestine \\ & \,\,\,\,\,\,\,\,\,\,\downarrow \\ & Urobilinogen \\ & \,\,\,\,\,\,\,\,\,\,\downarrow \\ & Urochrome \\ & \\ \end{align}\] (yellow pigment of urine) Urea and uric acid are excretory product nitrogenous substances.
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