Question

The grading of nitrogenous fertilizers is based on:

• A. \( NO_3 \) content
• B. \( N_2 \) content
• C. \( HNO_3 \) content
• D. \( N_2O_4 \) content

Hint:

Always check the nitrogen content when selecting fertilizers for agricultural use.

Answer 1

The Correct Option is B

Nitrogenous fertilizers are graded by their $N_2$ content, which determines their effectiveness in providing nitrogen to plants.