JAMB and WAEC Agricultural Science questions: Soil fertility, manures and fertilisers

43 questions with answers and explanations. Tap an option to check yourself.

All topics Agricultural economics and extension · 41 Animal pests and diseases · 38 Animal reproduction and nutrition · 38 Classification and anatomy of farm animals · 37 Crop classification and propagation · 36 Crop pests and diseases · 39 Farm tools and mechanisation · 35 Fisheries and aquaculture · 35 Forestry · 33 Husbandry of field crops · 41 Irrigation and drainage · 36 Livestock management · 37 Meaning and importance of agriculture · 36 Soil fertility, manures and fertilisers · 43 Soil formation and properties · 39 Weeds and weed control · 33

Question 41· Soil fertility, manures and fertilisers· WAEC
NPK 15-15-15 contains
Explanation and discussion
Question 42· Soil fertility, manures and fertilisers· WAEC
Nitrogen in fertilisers helps plants to
Explanation and discussion
Question 43· Soil fertility, manures and fertilisers· JAMB
Which of these practices reduces soil fertility?
Explanation and discussion

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