Which of the following has the greatest impact on global warming?

population growth

agricultural expansion

forest depletion

dependence of fossil fuels

How are rocks that cooled within magma chambers found on earth’s surface today? they are pushed up by magma under earth’s surface. they are revealed by erosion of earth’s surface over time. they are pushed to earth’s surface because of their larger size. they are revealed at earth’s surface due to their low density.

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

Which of the following statements about protists are true? a. they are typically found in moist environments. b. they are all unicellular. c. they have a nucleus. d. they are all multicellular.