Scientist use the rock cycle to describe what process?

Afarmer has applied a pesticide to control a pest population that is affecting her crops. the pest population has reacted as shown below. which best describes the process that the pest population has experienced due to this environmental change? a genetic diversity b natural selection c natural resistance d genetic resistance

Ais a group of individuals of the same that exist together in the same place at the same time

Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above