Which is the most suitable fertiliser for paddy ?

A. Counteract burning
B. Avoid caking & hardening
C. Produce bulk
D. Increase its solubility

A. Exothermic
B. Endothermic
C. Autocatalytic
D. Catalytic

A. 30-35
B. 15-20
C. 65-70
D. 85-90

A. CO2 and N2
B. CO2, H2 and N2
C. NH3 and CO
D. HNO3 and CaCO3

A. Superphosphate
B. Triple superphosphate
C. Calcium phosphate
D. Meta phosphoric acid

A. Co-Mo
B. Pt-Rh
C. Silica gel
D. Nickel