Teaching BPSC बिहार प्राथमिक (1 to 5) शिक्षक भर्ती 4.0 Mock Test Environmental Studies Agriculture Fertilizer
_________ take the foremost place among fertilizers.
1
Nitrogenous fertilizers
2
Phosphatic fertilizers
3
Potassic fertilizers
4
More than one of the above
5
None of the above