Discuss the roles of abiotic and biotic factors in determining species richness, drawing on examples from four ecosystems.

Which of these is an example of land degradation? a. containers designed to store pollutants leak. b. fertilizers provide too many nutrients to crops. c. garbage is buried so the land can be reclaimed later. d. a drought kills all the plants in an area, leaving bare land

Has anyone taken the genetics unit test in connexus? not looking for answers, just a little bit what to expect and some with studying.

An organism's reproductive strategy includes all of the following except a. the number of offspring produced. b. the amount of energy expended in producing offspring. c. the length of time parental care is given d. the number of alleles an organism passes on.