What is the main reason for using food webs instead of food chains in analyzing ecosystems?
I. Most organisms eat more than one type of food.
II. Most organisms feed at several trophic levels.
III. The decomposition cycle needs to be shown.
A) only I
B) only II
C) only III
D) only I and II
E) I, II, and III

Question

Quizplus · Accepted Answer

Food webs provide a more accurate representation of an ecosystem because most organisms consume more than one type of food and can feed at multiple trophic levels, making the interactions more complex than a simple food chain. Decomposition is a part of nutrient cycling but not the main reason for preferring food webs over chains.

What Is the Main Reason for Using Food Webs Instead