Multiple choice

A structural feeding hierarchy, whereby energy in the form of food is passed from an organism in a lower trophic level to one in a higher level, is called�

  1. Food supply

  2. Food crop

  3. Food chain

  4. All of these

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

A food chain is the structural feeding hierarchy showing how energy flows from organisms at lower trophic levels (producers) to higher trophic levels (consumers). Each transfer represents energy passing through the ecosystem in a linear sequence.