Unit 3 Vocabulary

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Across
  1. 4. pressure – pressure exerted by water inside the cell on the cell wall
  2. 5. system – below-ground part of a plant that includes the organs such as roots, tubers, and rhizomes
  3. 6. stimulus – a change in the environment outside of the organism
  4. 8. – turning of all or part of an organism in a particular direction in response to an external stimulus
  5. 10. – growth that happens in organisms in response to light, such as a stem bending toward a light source
  6. 12. – a push or pull that can change the position or motion of an object / material
  7. 13. – balanced; unchanging
  8. 15. system – above-ground part of a plant that includes the organs such as leaves, buds, stems, flowers (if the plant has any), and fruits (if the plant has any)
  9. 16. – a thing or event that causes a response or reaction
Down
  1. 1. – a change in the position of an object
  2. 2. – conducting tissue in plants that transports nutrients through the plant
  3. 3. – the body’s ability to keep the internal balance of the body stable
  4. 7. – vascular tissue in plants that transports fluid through the plant
  5. 9. stimulus – a change within the organism
  6. 11. (gravitropism) – growth that happens in organisms in response to gravity, such as the downward growth of plant roots
  7. 12. mechanism – a response within a system that influences the activity of that system
  8. 14. – process of water moving through plants and evaporating from the leaves and stems into the atmosphere