Question

Select the mis-matched pair in the following and correct it.

(a) Biomagnification - Accumulation of chemicals at the successive trophic levels of a food chain
(b) Ecosystem - Biotic components of environment
(c) Aquarium - A man-made ecosystem
(d) Parasites - Organisms which obtain food from other living organisms

Answer 1

(b) is not a matching pair.
Both biotic and abiotic components of environment constitute an ecosystem