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Grade 7 Communities, Populations, and Ecosystems
Grade 7 Communities, Populations, and Ecosystems
Grade 7 Communities, Populations, and Ecosystems
Grade 7 Communities, Populations, and Ecosystems
What setback does incineration pose?
  1. It takes up a lot of space
  2. Expensive to build
  3. They pollute groundwater
Grade 7 Communities, Populations, and Ecosystems
What is the top layer of the soil?
  1. Topsoil
  2. Subsoil
  3. Litter
  4. Bedrock
Grade 7 Communities, Populations, and Ecosystems
Grade 7 Communities, Populations, and Ecosystems
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