Which of the Following Is a True Statement Regarding Mineral

Multiple Choice

Which of the following is a true statement regarding mineral nutrients in soils and their implication for primary productivity?

A) Globally, only phosphorus availability is most limiting to primary productivity.
B) Adding a non-limiting nutrient will stimulate primary productivity.
C) Adding more of a limiting nutrient will increase primary productivity regardless of other nutrient availability.
D) Phosphorus is sometimes unavailable to producers due to leaching.
E) Alkaline soils are more productive than acidic soils.