Science 7 Unit B

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Across
  1. 2. movement of particles from high to low concentration
  2. 4. an organism that spreads pollen from one flower to another
  3. 11. (2 words) when plants with desired traits are chosen to reproduce
  4. 12. growing plants without soil
  5. 14. swollen, underground stems that grown into new plants (like potatoes)
  6. 15. a chemical that kills unwanted plants
  7. 17. ___________ reproduction, reproduction without any seeds
  8. 20. evaporation of water from plant leaves
  9. 22. soil that is a mixture of mineral and organic matter
  10. 23. soil that is mostly mineral that does not hold water well
Down
  1. 1. (2 words) movement of particles from low to high, that requires energy
  2. 3. a type of consequence that results from a lack of planning or knowledge
  3. 5. long stems that grow above the soil surface to produce a new plant (like strawberries)
  4. 6. new plants that grow from the bottom or the plant near the roots (like pineapples)
  5. 7. a technology to reproduce plants that involves attaching part of aone plant to a second plant
  6. 8. female part of a flower that contains the egg
  7. 9. long stems that grown underground to produce new plants (like raspberries)
  8. 10. a chemical that kills unwanted animals
  9. 13. movement of water through a semi-permeable membrane
  10. 16. female part of a flower where the pollen sticks
  11. 18. male part of a flower that contains the pollen
  12. 19. when humans artifically water plants
  13. 21. soil that is mostly mineral with small particles