Question

autotrophs.
Biological Magnification
or Biomagnification​

Answer 1

Answer:

this is the definition of biological magnification

Answer 2

Answer:

Autotrophs

Living organisms which have the ability to prepare their own food are known as autotrophs

Bio magnification

Pesticides sprayed in the atmosphere enter the food chain by air, water, food etc and their bio magnification occurs i. e their toxic levels increases gradually as they enter one trophic level to next