Question

4. Fertilisers are prepared in
5. Before storage, excess
must be removed from food grains. fill in tha blank
​

Answer 1

Answer:

When ammonia is used as the nitrogen source in a fertilizer, one method of synthetic production requires the use of natural gas and air. The phosphorus component is made using sulfur, coal, and phosphate rock. The potassium source comes from potassium chloride, a primary component of potash.