Question

The flow of nutrients in the environment through a cyclic pathway is called

(a) food chain
(b) food flow
(c) food web
(d) all of these
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Answer 1

Answer:

A nutrient cycle (or ecological recycling) is the movement and exchange of organic and inorganic matter back into the production of matter. Energy flow is a unidirectional and noncyclic pathway, whereas the movement of mineral nutrients is cyclic.