(a) With the aid of the litmus paper and water provided, classify specimens G, H and I.

(b) Outline the steps taken in classifying specimen G (NEUTRAL SOIL), H (ACIDIC SOIL) and I (ALKALINE / BASIC SOIL)

(c)(i) If the pH value of one of the soil samples provided is 4.5, what condition does this pH value indicate in the soil sample?
(ii) State three effects of the condition indicated in (c)(i) on crop production.
(iii) List Three factors that could cause the condition indicated in (c)(i).