The map above shows the distribution of the red imported fire ant (rifa), solenopsis invicta. these ants were introduced from south america into the gulf coast states of the united states in the mid-twentieth century. what description best explains the distribution of the red imported fire ants in the united states? . a) rifa cannot tolerate soils with high salinity. b) rifa can only tolerate areas with low humidity. c) rifa can only exploit soils with high clay content. d) warmer temperatures increase the distribution of rifa.

Cell specialization occurs by the process ofa. reproductionb. differentiationc. maturationd. growth

1. emigration the movement of people from one place to another 2. immigration a situation in which resources are being used up at a faster rate than they can be replenished 3. migration the leaving of one's homeland to settle in a new place 4. overpopulation the movement of people to a new country 5. sustainable development a situation in which the birth rate is not sufficient to replace the existing population 6. underpopulation the ability to meet current needs without reducing the ability to meet future needs 7. unsustainable development the increase in the population of a city 8. urbanization a situation in which the number of people exceeds the available natural resources in an area

This group of organisms perform the process of ammonifcation. a. herbivores b. decomposers c. carnivores c. plants