試題詳解

2. Which statement is WRONG?
(A) When you observe a symptom in the older leaves of a plant, the plant likely needs certain immobile nutrients.
(B) Plants will not complete their life cycle without any essential elements.
(C) Due to the cation exchange process, the soil in an area with low pH and lots of rain will lack minerals.
(D) Anions (ions with negative charges) easily be washed away by the rain.