Are you looking for the term for a chemical pollutant?
Explanation:
i think they obtain food in order to get the energy they need to carry out life functions
The Great Barrier Reef, located off of Australia’s eastern coast, is the largest coral reef ecosystem in the world. The reef covers an area over 300,000 square kilometers and includes a wide range of ocean depth, and it contains such biodiversity as to make it one of the most complex ecosystems on Earth. Much like any other ecosystem on Earth, the Great Barrier Reef relies on biotic and abiotic components to keep it functional and stable.
O type blood contains both A and B antibodies.