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Basic Biology Practice Test: Resource Acquisition and Transport in Vascular Plants
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Basic Biology Practice Test: Resource Acquisition and Transport in Vascular Plants
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25 Questions

1. All of the following normally enter the plant through the roots except
2. A water molecule could move all the way through a plant from soil to root to leaf to air and pass through a living cell only once. This living cell would be a part of which structure?
3. Which of the following statements is false concerning the xylem?
4. Which structure or compartment is not part of the plant's apoplast?
5. If the guard cells and surrounding epidermal cells in a plant are deficient in potassium ions, all of the following would occur except
6. One would expect to find the highest density of aquaporins in which of the following?
7. Some botanists argue that the entire plant should be considered as a single unit rather than a composite of many individual cells. Which of the following cellular structures cannot be used to support this view?
8. If you were to prune the shoot tips of a plant, what would be the effect on the plant and the leaf area index?
9. What is the driving force for the movement of solutes in the phloem of plants?
10. Photosynthesis begins to decline when leaves wilt because
11. Ignoring all other factors, what kind of day would result in the fastest delivery of water and minerals to the leaves of a tree?
12. Water rises in plants primarily by cohesion-tension. Which of the following is not true about the cohesion-tension model?
13. The movement of water across biological membranes can best be predicted by
14. According to the pressure flow hypothesis of phloem transport,
15. Which one of the following statements about transport of nutrients in phloem is false?
16. Which of the following is a correct statement about sugar movement in phloem?
17. Which of the following statements about xylem is incorrect?
18. Compared with a cell with few aquaporins in its membrane, a cell containing many aquaporins will
19. The opening of stomata is thought to involve
20. As a biologist, it is your job to look for plants that have evolved structures with a selective advantage in dry, hot conditions. Which of the following adaptations would be least likely to meet your objective?
21. Water potential is generally most negative in which of the following parts of a plant?
22. All of the following involve active transport across membranes except
23. One is most likely to see guttation in small plants when the
24. All of the following are plant adaptations to life on land except
25. Root hairs are most important to a plant because they