Problem
a) Why are bulbs plants pre-chilled before they are sold in tropical climates such as southern florida?
b) You collect plant seeds as they fall out of a fowering plant in your backyard. What must you do to those plant seeds before you plant them to ensure they germinate?
c) Why would lack of water reduce or completely shut off photosynthesis in a plant?
d) What environmental factors cause a plant to enter dormancy?