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Chapter 31

Biology of Plants · 4 exercises

Problem 1

Why are food chains generally limited to four to six links?

6 step solution

Problem 2

In general, ecosystems can be described by pyramids of energy, biomass, and numbers. Explain.

4 step solution

Problem 8

Explain the role of tannins in the defense of plants against herbivores.

4 step solution

Problem 10

What role do gaps play in succession?

4 step solution

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