Question

Interactions between species can increase ir decrease the diversity of a community usually as the number of species.

For each type if interaction, state whether the interaction (i) increase diversity, (ii) decrease diversity, or (iii) either increase or decrease diversity depending on the situation

Defend your position based on direct and indirect effects in a community

Four types of interaction

A) competition

B) herbivory

C) mutualism

D) predation

Answer 1

A) Competition :competition occurs when two organisms compete for the same resource. In both direct and indirect effects each species effected negatively (-\-)

B) Herbivory :When a plant is eaten by another organism , it is considered herbivory. in this interaction one species benifits(+) , one species disadvantage (-)

C) mutualism: In mutualism both partners benifit from the relationship .A direct effct both species benefit from each other (+\+)

An indirect mutualism when positive effects on two consumer species when each negatively impacts a competitor species of the other predators main prey species.

D) predation: predation takes place one organism consume another. Both direct and indirect predation one species benifits (+) , one species disadvantage (-).