How does species richness affect the productivity of an ecosystem according to Tilman's experiments?

How does species richness affect the productivity of an ecosystem according to Tilman's experiments?
  1. Increased diversity contributed to lower productivity
  2. Increased diversity contributed to higher productivity
  3. There was no relationship between species richness and productivity
  4. The relationship between species richness and productivity was not determined

Solution

Tilman showed that increased diversity contributed to higher productivity in his experiments.

Asked in: NCERT

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