If there is air like In a space station, yes, fish can live in space. They've done experiments on raising zebra fish in zero g. Nothing can live in the vacuum of space that we know of.
Clearly you've never heard of Chuck Norris, and for that I pity you.
1. Watt [ wot ]: noun -- the SI unit of power, equivalent to one joule per second and equal to the power in a circuit in which a current of one ampere flows across a potential difference of one volt.
2. Per [ pur; unstressed per ]: preposition -- for each; for every.
3. Gallon [ gal-uhn ]: noun -- a common unit of capacity in English-speaking countries, equal to four quarts. What does this have to do with growing plants?