NATURE CROSSWORD PUZZLE

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Across
  1. 1. We must keep the ________ in nature to survive.
  2. 5. Clean air is important for a healthy ________.
  3. 7. Dolphins are friendly ________ of the sea.
  4. 8. ________ helps flowers produce fruits and seeds.
  5. 9. The blue whale is a ________ animal.
  6. 10. The Amazon Rainforest is a ________ for many species.
Down
  1. 2. Elephants are an ________ species and need protection.
  2. 3. We should protect natural ________ like water and soil.
  3. 4. Factories cause ________ in rivers and air.
  4. 6. Soil is rich in ________ like calcium and iron.