Which of the following is NOT a way in which humans increase biodiversity? Introduction of invasive species

Building artificial reefs

Removal of pollutants

Restoration of local communities

Food webs - transferring energy and matter from one level to another. here you see four food webs. one or more are incorrect. which food web(s) show the correct sequence of organisms, from start to top level consumer? a) a b) d c) c d) a and d