NECTA Form 1–4 (CSEE) · Form 4 · Chemistry (Form 4) · Test Questions · Form 4 Topic Test 4: Soil Chemistry & Fertilizers (Question Paper)
Topic test covering soil composition, soil pH and liming, essential macronutrients and micronutrients, NPK ratings, and the nitrogen cycle. 50 Marks, 1.25 Hours.
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