Community ecology review questions

describe the hierarchy of organization in the biosphere

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.

option a and d is the correct answer

i hope this u

plz mark as the brainliest answer

i wish i could with all of them i can barley see the first one so here's the answer to the first one b