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Q1.4. A set of nutrient addition experiments is conducted on three unknown speci

ID: 276064 • Letter: Q

Question

Q1.4. A set of nutrient addition experiments is conducted on three unknown species of phytoplankton, using the same protocol you followed in the Liebig's Law exercise (but different phytoplankton). The completed data table is below. Based on the data, which of the following most likely matches a species with its limiting nutrient? Results of Nutrient Addition Experiments, Round Two: Species 1 Species 2 Species 3 Nutrient Input Pop Si Pop Si Pop Si Rate Baseline 100 240 100 5000 80 3000 50 4000 50 4000 55 120 (1x all) 2x N 2x P 200 242 101 4998 79 6005 49 4003 50 4002 54 122 100 240 201 4995 158 2999 48 3998 50 3998 110 100 100 239 99 9999 81 3002 49 7998 94 3995 22 150 2x Si Species 1, Si Species 1, N Species 2, Si Species 2, N

Explanation / Answer

Based on the data, which of the following most likely matches a species with its limiting nutrient?

B) Species 1, N