Botany Crossword Puzzle

External biological process
Is a plant defense mechanism and results insects inability to digest food
Quickly send signal to the rest of the plant that is it under attack
Internal biological process
Biological response in proportion to light and dark within 24 hours
Must have a light period less than some critical value
If a plant is shaded it will grow faster vertically to get back into the sun
In plants, the pathway for H2O movement is through the?
To regulate gas exchange (mainly CO2 and H2O)
Water can move through the pits either way it wants
Attractive force between water molecules
Formation of a gas bubble as a result of cavitation
When a water column snaps in the tracheary elements
Flowering plant
Female plants are actively choosing their mate based on certain characteristics
Movement of carbohydrates through the phloem
Attraction of a liquid to a solid surface
Must have a light period longer than some critical value
Plants coordinate their activities within the season
The physiological processes within a 24 hour cycle