1) find the missing word: There are more than 200,000 species of fish inhabiting many (1) ... waters. a) Different b) Various c) alot 2) find the missing word: New species of fish are discovered every year. From the deepest part of the seas thousands of feet down in total (2) ..., a) obscurity b) darkness c) dark 3) find the missing word: fish have adapted an incredible variety of life-forms, styles, and (3) ... . a) behaviours b) emotions c) emote 4) find the missing word: The group of aquatic animals we call fishes has evolved for over 400 million years to be the most (4) ... and diverse of the major vertebrate groups. a) bunch b) various  c) numerous 5) find the missing word: Forty-one percent of the world's fish species inhabit only fresh water. This is pretty (5) ... considering that fresh water covers only 1 percent of the world's surface. a) amazing b) great c) supendous 6) find the missing word: So the number and (6) ... of fresh water species to marine or saltwater species is all the more mind-boggling. a) a lot b) bunch c) variety 7) find the missing word: While they inhabit the smallest amount of water, they have, in fact, adapted to a much (7) ... range of habitats and to a greater variety of water conditions. a) bigger b) wider c) stretch 8) find the missing word: Let's take a closer look at the unique adaptations of fish that have allowed them to live so (8) ... in the medium we call water. a) successfully b) right c) correct

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