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1 | | 1. The growth rings that contribute to the diameter or girth of a tree are considered ___________. |
| | A) | a. primary growth |
| | B) | b. secondary growth |
| | C) | c. apical meristems |
| | D) | d. collenchyma |
| | E) | e. ground tissue |
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2 | | 2. Oxygen, water, and carbon dioxide enter and exit leaves by way of tiny pores called stomata. |
| | A) | True |
| | B) | False |
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3 | | 3. Photosynthetic cells in leaves and water-storage cells in cacti are both types of _______ cells. |
| | A) | a. parenchyma |
| | B) | b. phloem |
| | C) | c. sclerenchyma |
| | D) | d. xylem |
| | E) | e. collenchyma |
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4 | | 4. Sieve-tube cells and companion cells are both found in xylem tissue. |
| | A) | True |
| | B) | False |
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5 | | 5. Both primary xylem and primary phloem are produced in the ________. |
| | A) | a. vascular cambium |
| | B) | b. zone of maturation |
| | C) | c. stele |
| | D) | d. apical meristem |
| | E) | e. cork cambium |
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6 | | 6. In herbaceous dicots, a central area of ground tissue is surrounded by a ring of vascular bundles. |
| | A) | True |
| | B) | False |
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7 | | 7. Radial transport in woody dicots occurs in ___________. |
| | A) | a. cortex |
| | B) | b. vascular rays |
| | C) | c. xylem |
| | D) | d. phloem |
| | E) | e. pith |
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8 | | 8. In which zone do root cells become differentiated? |
| | A) | a. zone of cell division |
| | B) | b. zone of elongation |
| | C) | c. zone of maturation |
| | D) | d. pericycle |
| | E) | e. root cap |
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9 | | 9. What is the function of the pericycle? |
| | A) | a. It gives rise to branch roots. |
| | B) | b. It provides lateral transport of materials. |
| | C) | c. It gives rise to root hairs. |
| | D) | d. It gives rise to the Casparian strip. |
| | E) | e. It gives rise to the stele |
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10 | | 10. The Casparian strip allows water to pass laterally from the cortex to the stele rather than vertically through the endodermis. |
| | A) | True |
| | B) | False |
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11 | | 11. One major difference between monocots and dicots is that monocots usually have reticulate leaf venation and dicots usually have parallel leaf venation. |
| | A) | True |
| | B) | False |
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12 | | 12. Tree ring data from the Lost Colony at Roanoke Island and Jamestown suggests that the colonies failed due to extended periods of intense flooding and abnormal amounts of snowfall. |
| | A) | True |
| | B) | False |
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13 | | 13. Buds that form between the upper surface of the leaf and the stem are called ________. |
| | A) | a. meristematic buds |
| | B) | b. endodermal buds |
| | C) | c. axillary buds |
| | D) | d. apical buds |
| | E) | e. flower buds |
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14 | | 14. Carnivorous plants, such as the sundew and the pitcher plant, use modified ________ to trap insects. |
| | A) | a. stems |
| | B) | b. leaves |
| | C) | c. flowers |
| | D) | d. roots |
| | E) | e. none of the above |
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15 | | 15. Spongy and palisade parenchyma cells together make up the ________. |
| | A) | a. mesophyll |
| | B) | b. stomata |
| | C) | c. cortex |
| | D) | d. epidermis |
| | E) | e. leaf veins |
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16 | | 16. Of the common vegetables, lettuce, carrot, and radish, only carrots are biennial. |
| | A) | True |
| | B) | False |
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17 | | 17. Which of the following vegetables has been used for its sedative effects? |
| | A) | a. Queen Anne’s Lace |
| | B) | b. radish |
| | C) | c. lettuce |
| | D) | d. carrot |
| | E) | e. purple carrot |
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18 | | 18. The Japanese daikon is a long, white variety of cooking radish. |
| | A) | True |
| | B) | False |
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