passwella.
Menu

WAEC Agricultural Science 2011 Question 14

Question 14

Soil Fertility and Plant Nutrition

The following crops will enrich the soil with nitrates except

  1. A.calopogonium.
  2. B.pueraria.
  3. C.centrosema.
  4. D.axonopus.
Show the answer and explanation

Answer: D (axonopus.)

Explanation

Axonopus is a grass; the others are legumes that fix nitrogen.