What term is defined as all the populations of various species interacting in a given area?

Abnormal softening of a gland is known as

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

Which type of landform forms at the plate boundary as a result of divergent stress