Efficient fertilisers use results in

A. More crop per kg fertiliser

B. Hold grains

C. Early maturity

D. None of these

Answer: Option A

Solution(By Examveda Team)

Efficient fertilizers are those which fulfill all the nutrient deficiencies of the plants and help them grow healthily. But the efficiency of fertilizer depends on the maximum yield of the crop with minimal use of fertilizer, i.e. more crop per kg fertilizer.