Memory Game Unit 4 Part 1Online version Match the spelling word with the correct defintion by Jenna Sivetts the regions of the surface, atmosphere, and hydrosphere of the earth (or analogous parts of other planets) occupied by living organisms (of a plant, animal, or cell) capable of surviving or living successfully, especially under particular environmental conditions terrain viable a stretch of land, especially with regard to its physical features solar ecosystem a particular way in which matter, fields, and atomic and subatomic particles affect one another, e.g. through gravitation or electromagnetism made or produced by human beings rather than occurring naturally, especially as a copy of something natural artificial relating to or determined by the sun biosphere savanna hydroelectric a grassy plain in tropical and subtropical regions, with few trees relating to or denoting the generation of electricity using flowing water (typically from a reservoir held behind a dam or other barrier) to drive a turbine that powers a generator a microorganism, especially a bacterium causing disease or fermentation. microbes interaction a biological community of interacting organisms and their physical environment