Is bread abiotic or biotic?

biotic

Explanation:

Bread is made out of wheat. Wheat is a living organisms that has been planted form the ground. Now an example of a anbiotic thing is a brick.

poor water quality affects most estuarine organisms, including commercially important fish and shellfish. the pollutants that have the greatest impact on the health of estuaries include toxic substances like chemicals and heavy metals, nutrient pollution (or eutrophication), and pathogens such as bacteria or viruses.

this would be a math