System of Ideas Used to Justify Actions
This page is the CodyCross answer for the clue below from Fauna and Flora, Group 164, Puzzle 5 (Pyramid of Biomass).
Question is: System of Ideas Used to Justify Actions
and the answer is: IDEOLOGY
Word Meaning:
IDEOLOGY — Doctrine, philosophy, body of beliefs or principles belonging to an individual or group.
Definitions from Wiktionary.