According to the passage, a water treatment plant I. cleans water before it goes to your house
II. cleans the dirty water that leaves your house
III. fills up the reservoir when it does not rain enough

Adescription of a type of bio biotechnology (genetic engineering, cloning, or artificial section) one benefit or one risk for the individual (based on whether you are for or against it) one benefit or one risk for society (based on whether you are for or against it) one benefit or one risk for the environment (based on whether you are for or against it)