NFS review: Lessons 1 ~ 3

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Across
  1. 1. something you eat
  2. 3. a gas we breathe that is all around us
  3. 4. a place with tall trees and big leaves
  4. 7. the part of the plant that makes food
  5. 8. a safe place to live or stay
  6. 9. a living thing that makes its own food
  7. 10. the part of the plant that makes seeds
  8. 12. the area around the North Pole
  9. 13. to get bigger or taller
  10. 15. needing food, water, and air
  11. 17. an animal that eats only other animals
  12. 18. the part of the plant that takes in groundwater
  13. 19. to continue to live
  14. 21. to require something in order to live
  15. 22. a thing living things need to be strong and healthy
  16. 23. the long, thin part of a plant
Down
  1. 2. an animal that eats both plants and other animals
  2. 3. a living thing that gets its food from other living things
  3. 5. not needing food, water, or air
  4. 6. an animal that eats only plants
  5. 8. a baby plant
  6. 11. energy that we can see
  7. 14. what makes up oceans, rivers, and lakes
  8. 16. an area of very dry land
  9. 17. to become different
  10. 20. a baby tiger