Which main type of sedimentary rock forms from dead plant and animal material? chemical clastic organic shale

answer:

organic sedimentary rocks form from the accumulation and lithification of organic debris, such as leaves, roots, and other plant or animal material. rocks that were once swampy sediments or peat beds contain carbon and are black, soft, and fossiliferous.

explanation:

affects the water bodies: excessive use of fertilizers causes eutrophication. the fertilizers which are used on plants affect the quality of land on which it is used, further causing erosion of soil. the fertilizers used on plants contain harmful chemical fumes which affect the environment.