Plant Growth Requirements

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Across
  1. 2. Acts like blood for plants
  2. 8. Growth response to the length of a dark period
  3. 9. Raising CO2 levels in certain plants may better the crop ____
  4. 10. Effects plants based on intensity, duration, and quality
  5. 11. Smells bad and is a secondary nutrient for plants
  6. 12. Minnesota has 3, 4, & 5 for our _____
Down
  1. 1. A plant's growth functions and rates are determined by this
  2. 3. The tendency in plants to lean towards where the greatest amount of light intensity is
  3. 4. The rate of this increases with temp to a certain point
  4. 5. Humans can get this from eating bananas and is a primary nutrient
  5. 6. Light ____ gives the energy needed for photosynthesis
  6. 7. Takes CO2 into the plant