Which cellular function does this model represent?

What the theory that the sun goes around earth was replaced with the theory that earth goes around the sun this was an exaple of a

Aplant may open end close its stomata to prevent excess water loss and maintain

Land conservation is a worldwide priority. there are several methods to prevent the loss of land due to a variety of reasons. which method is not a way to conserve land? a) sea walls b) rainwater harvesting c) limits on clear cuts of forests d) cut and burn methods of clearing land