Liming material passing through a 60 mesh sieve has efficiency (%)

A. 60

B. 80

C. 90

D. 100

Answer: Option D

Solution(By Examveda Team)

Liming material passing through a 60 mesh sieve has an efficiency of 100%.
Liming material with a CCE value greater than 1005 is more effective than pure CaCO₃ at neutralizing acidity.
Liming materials are defined as all materials and all calcium and magnesium products in the oxide, hydrate, carbonate, silicate form or combinations thereof and intended for use in the correction of acidity of the soil.