Science Crossword

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Across
  1. 3. Algae belong to this kingdom
  2. 4. All animal life in an ecosystem
  3. 5. They obtain their energy by eating other living things
  4. 6. The longest river in the world
  5. 7. Tbe natural home of a living thing
  6. 9. Plants need it to perform photosynthesis
  7. 11. Water becomes water vapour
  8. 13. A plant with a hard, thick stem and low branches
  9. 15. They use energy from the Sun to make their own food
  10. 17. The real food for plants
Down
  1. 1. Community of living and non-living things in a specific area
  2. 2. Plants lose water vapour through their leaves
  3. 8. One of the 5 oceans in the world.
  4. 10. The period before the invention of writing.
  5. 12. All plants life in an ecosystem.
  6. 14. Mammals, birds and reptiles breathe with .....
  7. 16. A large body of salt water, smaller than an ocean