Increase in concentration of the toxicant at successive trophic levels is known as
Biomagnification refers to an increase in the concentration of the toxicant at successive trophic levels. This happens because a toxic substance accumulated by an organism cannot be metabolized or excreted and is thus passed on to the next higher trophic level. This phenomenon is well known for mercury and DDT.
Biotransformation means the chemical alteration of chemicals such as nutrients, amino acids, toxins, and drugs in the body.
A biogeochemical cycling or nutrient cycle is the movement and exchange of organic and inorganic matter back into the production of matter.
Biodeterioration is defined as any undesirable change in the properties of a material caused by the action of biological agents such as fungi, beetle borers, termites, and marine borers.
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