Question

What is the best pH of the soil for cultivation of plants? (a) 3.4 - 5.4 (b) 6.5 - 7.5 (c) 4.5 - 8.5 (d) 5.5 - 6.5

Answer 1

The correct answer is between 5.5 & 7.0. So I think that it should be option d)5.5 - 6.5.

Answer 2

between 5.5 & 7.0..............