This quiz works best with JavaScript enabled. Home > Plant Wood Anatomy > Studies > Plant And Wood Anatomy – Quiz 27 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Plant And Wood Anatomy Quiz 27 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The rough outer part of a woody stem is called ..... A) Bark. B) Cortex. C) Xylem. D) Pith. Show Answer Correct Answer: A) Bark. 2. An adventitious root that supports the plant, as the aerial roots of the mangrove tree or of corn. A) Buttress root. B) Prop root. C) Root cap. D) Root nodule. Show Answer Correct Answer: B) Prop root. 3. If the area of a square field is 1, 600 square feet, how many feet long is one of its sides? A) 16. B) 40. C) 400. D) 1000. Show Answer Correct Answer: B) 40. 4. A stilt is a bird found in wetlands. It wades in shallow water and has slender, sharp beak. What does the stilt most likely eat? A) Seeds and nuts. B) Nectar and sap. C) Frogs and large fish. D) Insects and crustaceans. Show Answer Correct Answer: D) Insects and crustaceans. 5. Each of a pair of curved cells that surround a stoma, becoming larger or smaller according to the pressure within the cells A) Xylem. B) Phloem. C) Vascular bundle. D) Guard cells. Show Answer Correct Answer: D) Guard cells. 6. The vascular tissue in plants that transports water and other fluids throughout the plant: A) Phloem. B) Xylem. C) Roots. D) Veins. Show Answer Correct Answer: B) Xylem. 7. Which of the following plants has xylem? A) Mahogany. B) Banana. C) Seaweeds. D) Bamboo. Show Answer Correct Answer: A) Mahogany. 8. When xylem and phloem are separated by a strip of cambium vascular bundle is called A) Collateral and open. B) Collateral and closed. C) Bicollateral and open. D) Concentric and closed. Show Answer Correct Answer: A) Collateral and open. 9. The following picture is the Horsehead Nebula and is located about 1, 500 light years from Earth in the constellation Orion. What is most likely occurring in the Horsehead Nebula? A) New star formation. B) Formation of black holes. C) Star explosions like supernovas. D) The birth of new galaxies. Show Answer Correct Answer: A) New star formation. 10. Summer wood is A) A. the same as heart wood. B) B. found to the outside of each annular ring of xylem. C) C. found to the inside of each annular ring of xylem. D) Formed throughout the growing season. Show Answer Correct Answer: B) B. found to the outside of each annular ring of xylem. 11. Read carefully the statements regarding Ground tissue and identify the incorrect statement A) All tissues except epidermis and Vascular bundles constitute the Ground Tissue. B) Parenchyma cells are present in Cortex, Pericycle, Pith and Medullary rays in primary root and stem. C) In leaves the ground tissue consists of thin walled Mesophyll cells. D) Ground tissue consists of Parenchyma cells only. Show Answer Correct Answer: D) Ground tissue consists of Parenchyma cells only. 12. Which of the following best characterizes sclerenchyma cells? A) Found in meristems. B) Make up majority of root cortex. C) Have thick, hardened cell walls. D) Perform photosynthesis. Show Answer Correct Answer: C) Have thick, hardened cell walls. 13. The internal tissues of a leaf A) Cortex. B) Palisade layer. C) Spongy layer. D) Mesophyll. Show Answer Correct Answer: D) Mesophyll. 14. How much force is required to accelerate a 250 kg box to 6 m/hr2? A) 1500 N. B) .024 N. C) 41.666 N. D) 15, 000 N. Show Answer Correct Answer: A) 1500 N. 15. Which of the following is TRUE regarding mixing pigments: A) Violet is typically considered a primary color for pigments. B) Only primary pigment colors can be mixed to give other colors. C) As more pigments are mixed, the darker the resulting mixture becomes. D) Magenta and cyan are complementary pigment colors. Show Answer Correct Answer: C) As more pigments are mixed, the darker the resulting mixture becomes. 16. Which tissue allows plants to develop wider stems and roots? A) Phloem. B) Xylem. C) Lateral meristems. D) Apical meristems. Show Answer Correct Answer: C) Lateral meristems. 17. The bark of a tree comprises A) All the tissue outside the vascular cambium. B) All the tissue outside the cork cambium. C) Only the cork. D) Just inside the cork cambium. E) Just inside the vascular cambium. Show Answer Correct Answer: B) All the tissue outside the cork cambium. 18. What evidence suggests that the ancestors of whales once walked on land? A) Scientists have found fossils of whalelike creatures that had legs. B) Whales perform walking motions as they swim. C) Whales have similar DNA to elephants. D) Whales breathe through lungs. Show Answer Correct Answer: A) Scientists have found fossils of whalelike creatures that had legs. 19. The outer layer of a "tree cookie" is called ..... A) Cambium. B) Pith. C) Bark. D) Heartwood. Show Answer Correct Answer: C) Bark. 20. In temperate region plants, the wood with fewer xylary elements and narrow vessels is termed as A) Spring wood. B) Autumn wood. C) Sap wood. D) Heart wood. Show Answer Correct Answer: B) Autumn wood. ← PreviousNext →Related QuizzesPlant Wood Anatomy QuizzesPlant And Wood Anatomy Quiz 1Plant And Wood Anatomy Quiz 2Plant And Wood Anatomy Quiz 3Plant And Wood Anatomy Quiz 4Plant And Wood Anatomy Quiz 5Plant And Wood Anatomy Quiz 6Plant And Wood Anatomy Quiz 7Plant And Wood Anatomy Quiz 8Plant And Wood Anatomy Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books