This quiz works best with JavaScript enabled. Home > Agriculture > Plant Wood Anatomy > Studies > Plant And Wood Anatomy – Quiz 3 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Plant And Wood Anatomy Quiz 3 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. IF A DICOT STEM HAS 100 DARK AND LIGHT RINGS ON THE CUT SURFACE THEN THE AGE OF THE PLANT WILL BE A) 50 YEARS. B) 75 YEARS. C) 100 YEARS. D) 25 YEARS. Show Answer Correct Answer: A) 50 YEARS. 2. CASPARIAN STRIP IS PRESENT IN A) DICOT STEM ENDODERMIS. B) MONOCT ROOT ENDODERMIS. C) DICOT ROOT ENDODERMIS. D) DICOT ROOT PERICYCLE. Show Answer Correct Answer: C) DICOT ROOT ENDODERMIS. 3. Which of the following is often the LEAST reliable property of a mineral that is used in mineral identification: A) Specific Gravity. B) Color. C) Cleavage. D) Magnetism. Show Answer Correct Answer: B) Color. 4. ..... cells conduct dissolved food substances that were manufactured in the leaves down through the vascular tissues to be stored or used to produce new growth. A) Parenchyma. B) Phloem. C) Xylem. D) Cambium. Show Answer Correct Answer: B) Phloem. 5. What is the name for the "river" of high altitude wind over North America that marks the southern boundary between polar air to the north and warmer air to the south? A) Polar Jet Stream. B) Tropical Jet Stream. C) Tropic of Cancer. D) Tropic of Capricorn. Show Answer Correct Answer: A) Polar Jet Stream. 6. Osmosis is the process of ..... A) Movement of water across a membrane where dissolved ions are higher. B) Movement of water and nutrients where dissolved ions are higher. C) Movement of water that requires energy for transport. D) Movement of water and nutrients that requires energy for transport. Show Answer Correct Answer: A) Movement of water across a membrane where dissolved ions are higher. 7. What is one major difference between monocots and dicots? A) Dicot leaves are usually narrower than monocot leaves. B) Monocot vascular tissues are arranged as bundles and dicot vascular tissues are not. C) Monocots have flower parts in multiples of one and dicots have flower parts in multiples of two. D) Monocots have one food storage area in their seed and dicots have two. Show Answer Correct Answer: D) Monocots have one food storage area in their seed and dicots have two. 8. What is the main function of a flower? A) Defense. B) Respiration. C) Food production. D) Reproduction. Show Answer Correct Answer: D) Reproduction. 9. The finches on the Galapagos island were similar in form except for variations of their beaks. Darwin observed that these variations were useful for: A) Defending territory. B) Gathering food. C) Building nests. D) Attracting a mate. Show Answer Correct Answer: B) Gathering food. 10. The small stem that attaches the leaf to the branch is the A) Petiole. B) Margin. C) Blade. D) None of above. Show Answer Correct Answer: A) Petiole. 11. The basic unit of structure and function in living things. A) Cell. B) Cell wall. C) Plant cell. D) Cell membrane. Show Answer Correct Answer: A) Cell. 12. A monocot will contain which characteristic feature A) Tap Roots. B) Netlike leaf veins. C) Vascular bundle scattered. D) Flower parts in 4. Show Answer Correct Answer: C) Vascular bundle scattered. 13. This layer of a woody stem produces new layers of xylem and phloem every year A) Vascular Cambium. B) Pith. C) Phloem. D) Epidermis. Show Answer Correct Answer: A) Vascular Cambium. 14. Phloem and Xylem are types of A) Cells. B) Surface cells. C) Vascular tissue. D) Roots hairs. Show Answer Correct Answer: C) Vascular tissue. 15. Which of the following can sometimes result after a moderate to severe blow to the head: A) Menegitis. B) Concussion. C) Down Syndrome. D) Impetigo. Show Answer Correct Answer: B) Concussion. 16. What is the ultimate energy source for nearly all life on Earth? A) Water. B) Nuclear. C) Electricity. D) Sunlight. Show Answer Correct Answer: D) Sunlight. 17. Of all the following, which one is a product of photosynthesis A) Water. B) Mineral. C) Oxygen. D) Carbon Dioxide. Show Answer Correct Answer: C) Oxygen. 18. What happens to the traits that are not well adapted to the environment over time? A) There will be no change in the number of the traits. B) The traits will continue to be reproduced in the population. C) The traits will eventually disappear from the population. D) All of these are correct. Show Answer Correct Answer: C) The traits will eventually disappear from the population. 19. Which of the following is not a job the roots perform for the plant? A) Help in reproduction. B) Store food the plant has made. C) Hold the plant in place. D) Help absorb water. Show Answer Correct Answer: A) Help in reproduction. 20. Otherwise known as the "somatic" cell. A) Plant cell. B) Bacterial cell. C) Body cell. D) All of the above. Show Answer Correct Answer: C) Body cell. 21. The ..... is the tiny plant inside of a seed. A) Flower. B) Cotyledon. C) Embryo. D) Seed coat. Show Answer Correct Answer: C) Embryo. 22. Structures of the root that protect the root from injuries as it grows deeper into the soil are called ..... A) Root feathers. B) Root hairs. C) Root caps. D) Root fingers. Show Answer Correct Answer: C) Root caps. 23. In plants, haploid gametes are produced as a result of A) Meiosis. B) Mitosis. C) Fertilization. D) Encapsulation. Show Answer Correct Answer: A) Meiosis. 24. The most important function of the trichome is A) They prevent water loss due to transpiration. B) They prevent herbivory. C) They are sensory structures that decipher the wind velocity and direction. D) They play an important part in pollination of plants. Show Answer Correct Answer: A) They prevent water loss due to transpiration. 25. The female reproductive structure in plants that includes the stigma, style, and ovary: A) Stem. B) Carpel. C) Xylem. D) Phloem. Show Answer Correct Answer: B) Carpel. 26. Heartwood is characterized by all, except A) Its commercial importance for timber. B) Presence of tyloses. C) Active in water conduction. D) Presence of tannins, resins, oils, gums etc. Show Answer Correct Answer: C) Active in water conduction. 27. Type of plant where the vascular bundles are usually parallel to each other. A) Dicot. B) Monocot. C) Broadleaf. D) Needleaf. Show Answer Correct Answer: B) Monocot. 28. What gives leaves their green color? A) The roots. B) Xylem. C) Chlorophyll. D) Phloem. Show Answer Correct Answer: C) Chlorophyll. 29. The building up of an ecosystem after lava or glaciers have left nothing but rock. A) Primary Succession. B) Adaptation. C) Natural Selection. D) Secondary Succession. Show Answer Correct Answer: A) Primary Succession. 30. From what biological polymer is paper primarily composed? A) Protein. B) Cellulose. C) Starch. D) Carbohydrates. Show Answer Correct Answer: B) Cellulose. ← PreviousNext →Related QuizzesPlant Wood Anatomy QuizzesAgriculture QuizzesPlant And Wood Anatomy Quiz 1Plant And Wood Anatomy Quiz 2Plant 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