This quiz works best with JavaScript enabled. Home > Agriculture > Plant Wood Anatomy > Studies > Plant And Wood Anatomy – Quiz 6 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Plant And Wood Anatomy Quiz 6 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which would have the GREATEST effect on the rate of photosynthesis in a plant? A) Sugar concentration. B) Light intensity. C) Oxygen level. D) Starch concentration. Show Answer Correct Answer: B) Light intensity. 2. Heartwood is darker than A) Softwood. B) Carbon. C) Deposits. D) Sapwood. Show Answer Correct Answer: D) Sapwood. 3. A cell without a nucleus. A) Eukaryotic. B) Prokaryotic. C) Heterotroph. D) None of above. Show Answer Correct Answer: B) Prokaryotic. 4. Most trees grow ..... A) Sideways. B) 15-20 feet tall. C) As tall as a 30 story building. D) A mile high. Show Answer Correct Answer: B) 15-20 feet tall. 5. Woody stems of trees are called: A) Leaves. B) Trunks. C) Runners. D) Chlorophyll. Show Answer Correct Answer: B) Trunks. 6. How do plants protect us? A) Plant products are used to make shelter, clothing, heat, and machines. B) They kill us. C) Plants can tell us when danger is near. D) None of above. Show Answer Correct Answer: A) Plant products are used to make shelter, clothing, heat, and machines. 7. What is the identity element for addition on the integers? A) 1. B) 5. C) 10. D) 0. Show Answer Correct Answer: D) 0. 8. Xylem and phloem tissue are found in this part of the root: A) Vascular cylinder. B) Meristem. C) Root hairs. D) Root cap. Show Answer Correct Answer: A) Vascular cylinder. 9. Consider the following statements: a. A sieve tube is a cell without a nucleus inside the cell. therefore a dead cell. b. Severe tube and companion cell grow from the same parent cell. c. Severe tube cell has a primary cell wall. Which of the following statements is correct? A) A and b. B) A and c. C) B and c. D) A b and c. Show Answer Correct Answer: C) B and c. 10. The spore form in a plant's life cycle is called the A) Sporophyte. B) Alternation of Generations. C) Gametophyte. D) Parental Generation. Show Answer Correct Answer: A) Sporophyte. 11. Which statement about Lenticels is incorrect? A) Occur in most woody trees. B) Permit exchange of gases between atmosphere and and internal tissue. C) Loosely arranged parenchyma cells produced from phellogen ruptures the epidermis forming lenticels. D) Opening and closing of the lenticels are regulated by some specialised cells. Show Answer Correct Answer: D) Opening and closing of the lenticels are regulated by some specialised cells. 12. The process of water loss in a plant A) Photosynthesis. B) Respiration. C) Osmosis. D) Transpiration. Show Answer Correct Answer: D) Transpiration. 13. What energy transformation occurs in a flashlight that is powered by batteries A) Electrical$\rightarrow$ Chemical $\rightarrow$ Radiant. B) Chemical$\rightarrow$ Electrical$\rightarrow$ Radiant. C) Radiant $\rightarrow$ Chemical $\rightarrow$ Electrical. D) Mechanical$\rightarrow$ Electrical$\rightarrow$ Radiant. Show Answer Correct Answer: B) Chemical$\rightarrow$ Electrical$\rightarrow$ Radiant. 14. This plant hormone is produced by fruits and causes them to ripen. A) Ethylene. B) Auxin. C) Cytokinin. D) Gibberellin. Show Answer Correct Answer: A) Ethylene. 15. What substance does the secondary cell wall contain? A) Peptidoglycan. B) Cellulose. C) Chitin. D) Lignin. Show Answer Correct Answer: D) Lignin. 16. A layer of mesophyll below the palidade layer. A) Vasuclar bundle. B) Epidermis. C) Spongy Layer. D) Cuticle. Show Answer Correct Answer: C) Spongy Layer. 17. Transports nutrients throughout the plant in every direction A) Phloem. B) Stomata. C) Xylem. D) Cuticle. Show Answer Correct Answer: A) Phloem. 18. Small grains that contain a plant's male reproductive cells. A) Stamen. B) Anther. C) Stigma. D) Pollen. Show Answer Correct Answer: D) Pollen. 19. What is the job of the root cap? A) Store food. B) Collect sunlight. C) Protect the root from damage. D) Absorb water and minerals. Show Answer Correct Answer: C) Protect the root from damage. 20. What causes stomata to close? A) Hot temperature. B) Plenty of water. C) Cold temperature. D) Too little water. Show Answer Correct Answer: D) Too little water. 21. Which observation of a plant supports the interference that photosynthesis can take place? A) Strong, sour smell. B) Smooth stem. C) Dry, rough texture. D) Green color. Show Answer Correct Answer: D) Green color. 22. What is the main energy source for photosynthesis? A) Water. B) Carbon dioxide. C) Light. D) Glucose. Show Answer Correct Answer: C) Light. 23. How do vascular plants differ from nonvascular plants? A) How they make food. B) How they transport food and water. C) The types of flowers they produce. D) The types of stems they have. Show Answer Correct Answer: B) How they transport food and water. 24. Warm water carries more ..... that is needed to create storm systems A) Heat. B) Energy. C) Waves. D) Salt. Show Answer Correct Answer: B) Energy. 25. You are given a fairly old piece of dicot stem and a dicot root. which of the following anatomical structures will you use to distinguish between the two A) Protoxylem. B) Secondary xylem. C) Cortical cells. D) Secondary phloem. Show Answer Correct Answer: A) Protoxylem. 26. What are parts of a tree? A) A tree has roots that grow under the ground. B) A tree has a trunk. C) Bark covers the trunk, and branches of a tree. D) All of the above. Show Answer Correct Answer: D) All of the above. 27. What are seeds called that remain inactive until the right conditions of light, water and soil are present? A) Pollen. B) Dormant. C) Recycled. D) Flowers. Show Answer Correct Answer: B) Dormant. 28. A teacher rubbed a match against a piece of sandpaper. The match started to burn. Which statement best describes the energy changes that occurred? A) A The chemical energy stored in the match changed to thermal energy and light energy. B) B The thermal energy stored in the match changed to light energy and chemical energy. C) C The light energy and thermal energy stored in the match changed to mechanical energy. D) D The light energy and thermal energy stored in the match changed to chemical energy. Show Answer Correct Answer: A) A The chemical energy stored in the match changed to thermal energy and light energy. 29. Sugars made in leaves are transported in: A) Xylem. B) Phloem. C) Stomata. D) Chloroplast. Show Answer Correct Answer: B) Phloem. 30. The below-ground part of a plant that includes the organs such as roots, tubers, and rhizomes: A) Root system. B) Flower system. C) Germophobe system. D) None of above. Show Answer Correct Answer: A) Root system. ← PreviousNext →Related QuizzesPlant Wood Anatomy QuizzesAgriculture 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 7Plant And Wood Anatomy Quiz 8Plant And Wood Anatomy Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books