How the plasma membrane is important to survival, and necessary for life.

The plasma membranebeing the  most necessary component of a cell because it encases and protects the complex chemistry of life within  the cell. A selectively permeable membrane allows only certain substances to enter the cell. This is very important to keep necessary nutrients in and keeping unwanted substances out too

affects the water bodies: excessive use of fertilizers causes eutrophication. the fertilizers which are used on plants affect the quality of land on which it is used, further causing erosion of soil. the fertilizers used on plants contain harmful chemical fumes which affect the environment.

primary succession occurs in essentially lifeless areas regions in which the soil is incapable of sustaining life as a result of such factors as lava flows, newly formed sand dunes, or rocks left from a retreating glacier. secondary succession occurs