Nature

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Across
  1. 3. - "A very tall, natural elevation of the earth's surface"
  2. 4. - "A large body of freshwater"
  3. 5. - "A solid piece of the earth's crust"
  4. 8. - "A dry, sandy area with little rain"
  5. 10. - "A large stream of water"
Down
  1. 1. - "A plant with colorful petals"
  2. 2. - "A green plant that covers the ground"
  3. 6. - "A vast body of saltwater"
  4. 7. - "A large area covered with trees"
  5. 9. - "A large plant with a trunk and branches"