Biology (11th Edition)

Published by McGraw-Hill Education
ISBN 10: 1-25918-813-2
ISBN 13: 978-1-25918-813-8

Chapter 56 - Community Ecology - Figure 56.5 - Inquiry Question: 1

Answer

The graphs show that the two species grow equally well alone in tubes (a.) but differently (c.) when grown together. This implies use of different resources, which comes from competition for resources.

Work Step by Step

The key here is to see the difference, even if it is not competitive exclusion, when these two species grow together.
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