What results when there is very heavy competition between two species? a) interspecific competition b) competitive exclusion c) coexistence d) evolution

What process is believed to be responsible for the formation of the grand canyon? a) diverging tectonic plates b) converging tectonic plates c) erosion over a long period of time d) caving in of the ground due to erosion

1. which of the following factors would cause demand-pull inflation? a. serious crop failure b. significant decrease in the supply of oil c. increase in the money supply d. increase in the cost of raw materials for firms e. reduction in imports allowed into the country

If pressure and temperature remain constant, will the volume of gas in the respirometers increase or decrease?