A plant's vitality hinges on its ability to maintain a balance between water availability and sugar production." Explain the meaning of this...

1. A plant's vitality hinges on its ability to maintain a balance between water availability and sugar production." Explain the meaning of this statement (hint: think about the stomata). (3 points)
2. Combine your own diagrams and discussion to compare the gymnosperm life cycle (from unit 1) with the angiosperm life cycle. (4 points)
3. Apples, when bought already bagged, have holes punched through the plastic bags they are sold in. Why? (2 points)

Need a easy word