Which of these is not classified as a fossil fuel? a. biodiesel b. coal c. natural gas d. oil

1. variations in a population of moths allow for some of its members to be able to adapt to environmental changes. the better adapted of the moths will be able to survive the change and thus prevail as the “fittest” of the species. (a) describe three mechanisms in which variation can occur within a species population. (b) explain which mechanism or mechanisms would be responsible for the survival of a population of peppered moths better than white moths in an environment affected by industrial soot. justify your answer.

The bacteria found in soil is usually harmful and measures are taken to remove any traces of microorganisms. true or false

In what ways does the study of human population differ from the study of wildlife ecology