Question

which of these occurs when an organism absorbs a toxic substance at a rate faster than the organism can lose it via excretion and catabolism?
growth and reproduction
eutrophication
erosion
bioaccumulation

Explanation:

Bioaccumulation is the process where an organism absorbs a toxic substance at a rate faster than it can excrete or metabolize it. Growth and reproduction refer to an organism's development and ability to produce offspring. Eutrophication is the enrichment of water bodies with nutrients. Erosion is the wearing away of land surfaces.

Answer:

bioaccumulation