Exam 35: Interactions among Organisms

In what way(s) has mutualism influenced the distribution and abundance of organisms?

In seed dispersal mutualism, plants produce _______ to entice consumers to disperse the plant's seeds.

Fungi called _________ are often found in association with plant roots where they contribute nutrients and water to the plant and receive carbohydrates produced by photosynthesis.

_______ is an interaction between two species that benefits both species.

Which of the following symbols represents a competitive interaction?

Coevolution often occurs when natural selection produces evolutionary change in predator and prey populations; a good example is

Relationships between different species often involve energy or lifestyle compromises. What best describes the compromises, if any, seen in mutualism?

_______ kills their prey directly and immediately, in contrast to parasites, which weaken their hosts or cause illness.

Clown fish have evolved to live safely between the stinging tentacles of certain sea anemones. The fish receives protection from predators, while the anemone receives some food from the fish. This relationship is an example of

In exploitation one species benefits at the expense of another; which group is least likely to benefit during exploitation?