Crossword clues for the word: BIOSPHERE The word BIOSPHERE has appeared as an answer to at least 6 crossword clues on different crossword puzzles. Crossword clues for BIOSPHERE Showing 1 to 6 of 6 results Clue(s) "Life on earth, collectively" Earth's life zone It's full of life Life-developer Life-supporting area of the Earth There's life in this bishop (knocked out before)