A cost-benefit model predicts that aspen sunflowers (Helianthella quinquenervis) in shady habitats should be less likely to attract ants than those living in sunny habitats.

Question

Quizplus · Accepted Answer

The cost-benefit model predicts that aspen sunflowers in shady habitats will produce fewer floral rewards (nectar, pollen) and hence be less attractive to ants compared to those in sunny habitats which produce more floral rewards. Therefore, the prediction is that aspen sunflowers in shady habitats should be less likely to attract ants.

A Cost-Benefit Model Predicts That Aspen Sunflowers (Helianthella Quinquenervis) in Shady