Tilman's experiments of the resource ratio hypothesis with two species of diatoms showed that the species could coexist
A) when the ratio of silica to phosphorus was very low.
B) when the ratio of silica to phosphorus was at an intermediate level.
C) when the ratio of silica to phosphorus was very high.
D) under all ratios of silica to phosphorus.

Question

Quizplus · Accepted Answer

Tilman's experiments demonstrated that two species of diatoms could coexist when the ratio of silica to phosphorus was at an intermediate level, supporting the resource ratio hypothesis.

Tilman's Experiments of the Resource Ratio Hypothesis with Two Species