Invasive species have a higher reproductive potential than native species. b. invasive species are keystone species. c. invasive species are not held in check by the predators and agents of disease that have always been in place for native species. d. invasive species come from geographically isolated regions, so when they are introduced to regions where there is more competition, they thrive. e. invasive species are less efficient than native species in competing for the limited resources of the environment.

Match the types of competition to their descriptions

Which statements describe resources? one of the factors people use when deciding where they will live is the availability of resources. renewable resources have little value for people. resources are unevenly distributed throughout the world. energy is the world resource which has the highest use. the use of nonrenewable resources has decreased in recent history. the use of resources is evenly distributed throughout the world. the world's oil supply will last for the next forty years if its use continues as expected.

All annelids and arthropods have a blank body plan . unlike annelids, arthropods also have blank . the circulatory system of annelids is blank , while circulatory system of arthropods is blank .