InterviewSolution
Saved Bookmarks
InterviewSolution
| 1. |
What are macro-nutrients and why are they called macro-nutrients ???? science std 9 ncert , cbse plz answer |
|
Answer» tion:Macro-nutrients are those nutrients which are required in large quantities for GROWTH and development of plants. SINCE they are required in large quantities, they are known as macro-nutrient. The six macro-nutrients required by plants are nitrogen, phosphorus, potassium, CALCIUM, MAGNESIUM, and SULPHUR. |
|