TLS Online TPP Program

#Question id: 29090


The figure above shows the distribution of 10 plant species that grow along a regular environmental gradient, such as depth of the water table in a river valley. All other environmental factors are similar. This figure demonstrates that

#Unit 10. Ecological Principles
  1. Species richness increases along the gradient from A to E
  2. Species richness decreases along the gradient from A to E
  3. Discrete communities are formed at sites D and E
  4. Discrete communities are formed at sites A, C, and D