The term "bio-sphere" refers to the living ecosystem of our planet. However, there are several antonyms for this word that describe the non-living environment. These include words like "inorganic," "abiotic," and "non-living." Other antonyms for "bio-sphere" could be "desert," "barren," or "dead zone." These words describe places where life cannot exist, such as areas that are too harsh or inhospitable for living organisms. Additionally, "urban" or "built up" can be antonyms for "bio-sphere", which describe areas where human-made structures have replaced natural ecosystems. While the biosphere is essential for life on Earth, understanding its antonyms is essential to appreciate the diversity of environments around us.