Answer:
Biomagnifiaction is the accumulation of the toxic chemicals in organisms up to the dangerous level and successively contributed to the food chain.
Step-by-step explanation:
Bio magnification which is also known as bio accumulation or bio amplification.
In bio magnification a compound which is chemical in nature is accumulated due to the eating of food that contains elements.
As in case pf plants, fertilizers and chemicals are sprayed on the plants which are then consumed by the other organisms and become the part off that organism in the elevated form. That organism is then consumed by the other organisms.
And then in this process, the chemical will be transferred to the highest trophic level of food web.