This quiz works best with JavaScript enabled. Home > Plant Cell Structure > Ultra Structure Of Plant Cells And Organs – Quiz 17 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ultra Structure Of Plant Cells And Organs Quiz 17 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the function of the chloroplast? A) Provides support and protection for the cell. B) Holds food, water and waste for the cell. C) The site where food is made through the process of photosynthesis. D) Controls the cell. Show Answer Correct Answer: C) The site where food is made through the process of photosynthesis. 2. Which of the following is a hair-like appendage for protection, secretion, and others? A) Thorns. B) Trichomes. C) Sclereids. D) Fibers. Show Answer Correct Answer: B) Trichomes. 3. What is found in both plant and animal cells but is much larger in plant cells? A) Nucleus. B) Mitochondria. C) Chloroplast. D) Vacuole. Show Answer Correct Answer: D) Vacuole. 4. In some plants the epidermis is replaced with cork, in this case, the epidermal cells die because they are filled with ..... A) Lignin. B) Suberin. C) Cutin. D) Glucose. Show Answer Correct Answer: B) Suberin. 5. It is a function of the parenchyma ..... A) Photosynthesis. B) Storage of glucose. C) Both. D) None of above. Show Answer Correct Answer: C) Both. 6. What is a lenticel? A) Chlorplast of woody plants. B) A stomata of non-woody plants. C) The point of gas exchange in woody plants. D) The point of gas exchange in non-woody plants. Show Answer Correct Answer: C) The point of gas exchange in woody plants. 7. Makes food for the plant cell A) Nucleus. B) Vacuole. C) Cell wall. D) Chloroplast. Show Answer Correct Answer: D) Chloroplast. 8. Which cell has chloroplast? A) Plant cell. B) Animal cell. C) Both. D) Neither one of them have chloroplast. Show Answer Correct Answer: A) Plant cell. 9. How does a seedling emerge from the ground? A) The pressure in the plant cells is stronger than the force of gravity. B) The force of gravity is stronger than the pressure in the plant cells. C) The soil exerts an upward force on the seedling. D) The air in the soil exerts an upward force on the seedling. Show Answer Correct Answer: A) The pressure in the plant cells is stronger than the force of gravity. 10. Structure chloroplast can be found in A) Animal cell only. B) Plant cell only. C) Animal and plant cell. D) None of above. Show Answer Correct Answer: B) Plant cell only. 11. What is ground tissues role in roots? A) Structure and support. B) Stores food and water. C) Where photosynthesis occurs. D) Transpiration. Show Answer Correct Answer: B) Stores food and water. 12. The control center for the cell. A) Ribosome. B) Cytoplasm. C) Nucleus. D) Cell membrane. Show Answer Correct Answer: C) Nucleus. 13. The ..... is the basic unit of sturucture and function of organisms A) Atom. B) Cell. C) Matter. D) All other answers are correct. Show Answer Correct Answer: B) Cell. 14. Why can the onyanga tree thrive in the desert? A) It gets a lot of rain. B) It stores more moisture. C) It steals water from other plants. D) It doesn't need water. Show Answer Correct Answer: B) It stores more moisture. 15. The picture shows a cross-section of a plant stem viewed through a microscope. Y, the encircled region of the cross-section, is involved in creating support for the plant.Which level of organization is best represented by region Y? A) Tissue, a collection of cells working together for a common purpose. B) Organ system, a group of organs performing individual functions. C) Organelle, a microscopic internal structure creating molecules. D) Cell, an individual compartment with a specialized function. Show Answer Correct Answer: A) Tissue, a collection of cells working together for a common purpose. 16. Which of the following shows an adaptioon of many plants that live in cold areas? A) Have large flat leaves to absorb heat all year round. B) Lose their leaves in winter to conserve heat. C) Have pneumatophores to absorb extra oxygen through frozen soil. D) Increase photosythesis during winter to produce more heat. Show Answer Correct Answer: B) Lose their leaves in winter to conserve heat. 17. Acts as the "brain" of the cell and controls all of the cell's activities A) Cell membrane. B) Cell wall. C) Cytoplasm. D) Nucleus. Show Answer Correct Answer: D) Nucleus. 18. Tissue of the plant that function is photosynthesis and storage. A) Vascular. B) Dermal. C) Ground. D) None of above. Show Answer Correct Answer: C) Ground. 19. The role of the guard cell is to A) Help control the temperature of the plant. B) Control how much water enters the leaf. C) Control how much glucose is stored. D) Control the movement of water vapour & gases. Show Answer Correct Answer: D) Control the movement of water vapour & gases. 20. Which two layers of the plant contain chloroplasts? A) Xylem and phloem. B) Upper and lower epidermis. C) Cuticle and upper epidermis. D) Palisade and spongy mesophyll. Show Answer Correct Answer: D) Palisade and spongy mesophyll. ← PreviousNext →Related QuizzesUltra Structure Of Plant Cells And Organs Quiz 1Ultra Structure Of Plant Cells And Organs Quiz 2Ultra Structure Of Plant Cells And Organs Quiz 3Ultra Structure Of Plant Cells And Organs Quiz 4Ultra Structure Of Plant Cells And Organs Quiz 5Ultra Structure Of Plant Cells And Organs Quiz 6Ultra Structure Of Plant Cells And Organs Quiz 7Ultra Structure Of Plant Cells And Organs Quiz 8Ultra Structure Of Plant Cells And Organs Quiz 9Ultra Structure Of Plant Cells And Organs Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books