Chapter 21, Problem 8RQ

Summary Introduction

To review:

The comparison of marine and soil food web with the types of organisms that act as producers and consumers and the number of trophic levels found in each.

Introduction:

A food web describes the interconnecting food chain in a graphical model to show the relationship of organisms in an ecosystem. All animals living in the sea inclusive of phytoplankton to shrimp, sponges, corals, fish, whales, and sea birds form a marine food web. Almost all organisms participate in food webs to obtain energy and materials necessary for the formation of biomass. Trophic levels refer to various consumption stages in a food web.