Aquatic World

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Across
  1. 4. Aquatic fauna that lives most of its life at the bottom of a body of water
  2. 7. A scientific instrument that makes extremely small things look larger
  3. 9. A group of animal that can swim in the water
  4. 10. Microscopic algae suspended in water that are invisible to the naked eye
  5. 11. The solid material that settles at the bottom of a liquid
  6. 12. A substance used to cause a chemical reaction
Down
  1. 1. Having water that is not salty
  2. 2. A room or building used for scientific research, experiments, testing, etc.
  3. 3. A tool for clamping
  4. 5. Can swim in the water and be served as a tasty dish
  5. 6. A group of animal that floats in water
  6. 8. A small amount of sth that shows what the rest of it is like