Which of the following would not be considered an ecosystem service?

Question

Quizplus · Accepted Answer

Timber from trees would not be considered an ecosystem service as it involves the extraction of a resource from the ecosystem rather than a service provided by the ecosystem itself. The other choices (oxygen provided by green plants, pollination of crops, nitrogen cycling in soil, and water purification) are all ecosystem services that are provided by the natural processes of the ecosystem.

Which of the Following Would Not Be Considered an Ecosystem