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Type: Multiple-Choice
Category: Communities, Populations, and Ecosystems
Level: Grade 7
Author: bridget98
Last Modified: 6 years ago

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Communities, Populations, and Ecosystems Question

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Grade 7 Communities, Populations, and Ecosystems

Which factor affects the size and growth of a population?
  1. number of births and deaths
  2. competition between populations
  3. emigration and immigration
  4. all of the above