Why Do Logged Tropical Rain Forest Soils Typically Have Nutrient-Poor

question 14

Multiple Choice

Why do logged tropical rain forest soils typically have nutrient-poor soils?

• A) Tropical bedrock contains little phosphorous.
• B) Logging results in soil temperatures that are lethal to nitrogen-fixing bacteria.
• C) Most of the nutrients in the ecosystem are removed in the harvested timber.
• D) The cation exchange capacity of the soil is reversed as a result of logging.
• E) Nutrients evaporate easily into the atmosphere in the post-logged forest.

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