(a. true b. false) a biogeochemical cycle is a process by which a chemical substance moves through both the biosphere and the lithosphere, atmosphere, and hydrosphere compartments of earth.

The answer to this question is  c. pharmaceutical accumulation  reclaimed water refers to the water that being used again after it already  used for agricultural purposes.this type of water often contains pharmaceutical accumulation because of the chemical fertilizer that is used for the plants is absorbed into the water.

It is the second answer

Answer the use of flood plains and irrigation;