Q527
Urin contains only
A.
0.5% N
B.
0.2% N
C.
1.5% N
D.
1.0% N
AnswerAnswer: Option D
Solution
Answer: Option D
Solution:
Urine is a liquid by-product of metabolism in humans and many other animals. Urine plays an important role in the earth's nitrogen cycle. In balanced ecosystems, urine fertilizes the soil and thus helps plants to grow.Urine has large amounts of nitrogen, phosphorus and potassium. It contains 1.0% Nitrogen.