CLEP Intro to Sociology

Category - Human Ecology

Which of the following is a true statement about ecosystems? Choose all that apply.

  1. Many natural resources are endless.
  2. Many natural resources are limited.
  3. Small changes affect the entire ecosystem.
  4. None of the above
Explanation

Answers: B and C - Ecosystems have limited natural resources and small changes can affect the entire ecosystem. Urbanization and modernization have greatly affected the world ecosystem through pollution and rapid use of resources. Some resources may run out because nature cannot replace them fast enough.

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