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Detection of Urea in Urine
Detection of Urea in Urine
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1)
A healthy adult person normally excretes about _________gm of nitrogen per day.
~200
~5
~150
~15
2)
During what process is urea is naturally produced?
Process of breakdown of DNA by the liver.
Process of breakdown of proteins by the liver.
Process of breakdown of fat by the liver.
Process of breakdown of glucose by the liver.
3)
95% of nitrogen in our body is excreted as ________through urine.
Ammonia
Urea
Proteins
Amino acids
4)
Among the following tests, which is used to detect the presence of urea in urine?
Xanthoproteic test.
Benedict’s test.
Fehling’s test.
Urease test.
5)
If the liver is not healthy, it may not efficiently break down proteins. What will this lead to?
Changes in the amount of carbon in the body.
Changes in the amount of urea in the body.
Changes in the amount of albumin in the body.
Changes in the amount of sugar in the body.
6)
The liver converts the amino groups that are removed from the amino acid present in the proteins to highly toxic________.
Albumin
Ammonia
Bile
Urea
7)
What happens upon adding sodium hypobromite to urine that contains urea?
A red ppt.
A white ppt.
Brisk effervescence.
Green ring.
8)
The urease test give ________colour in the presence of urea in urine.
Pink or Red
Violet
Green or yellow
Blue