Chapter Questions
Why are vascular plants better able to sustain photosynthesis than are bryophytes?
Why do plants transpire?
Draw and label the features of a leaf that are necessary to maintain a well-hydrated interior while still allowing $\mathrm{CO}_{2}$ uptake from the atmosphere.
Diagram how the movement of solutes results in the opening and closing of stomata.
Diagram how the enzyme PEP carboxylase allows CAM plants to reduce transpiration rates and $\mathrm{C}_{4}$ plants to suppress photorespiration.
How is the statement that water is transported through the xylem without requiring any input in energy by the plant both correct and incorrect?
How is phloem able to transport carbohydrates from the shoot to the roots, as well as from the roots to the shoot (but not at the same time)?
How are the xylem and the phloem similar? How are they different?
Why is phloem necessary to produce roots?
What are four adaptations of roots that enhance the uptake of nutrients from the soil?