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- Why are some roots called adventitious roots? What root system best adapted for anchorage? Why do you say so? Which among the root system is most advantageous to the plant? Explain your answer.1. How do roots take in water and minerals? 2. How do roots develop from seeds? 3. Which type of root system is better adapted for absorption and prevention of soil erosion? Explain 4. Which type of root system is better adapted for penetration to deeper sources of soil water? Explain 5. Explain why bare rooted nursery plant do not die? 6. What type of roots would form a "sod" or turf?33. the cells in the region of the cell division divide at the base of thea. meristemb. pericyclec. epidermisd. pith34. which shows that the root cap also functions in the perception of gravity ? it shows ___a. upwardb. all of the abovec. randomlyd. downward
- 31. what maintains the turgor of plant cellsa. all of the aboveb. parenchymac. schlerenchymad. collenchyma32. what is the basic functions of parenchyma? I. Produce food for the plantII. Store nutrientsIII. Shoot support a. l, lllb. ll, lllc. l, ll, llld. l, ll33. these are appendages on plant surfacesa. vessels elementsb. tracheidsc. trichomesd.34. Root hairs of plants originate from _____ which has a lifespan shorter than of epidermisa. root cortexb. tracheidsc. velamend. protoderm35. what are modified roots that arise from the stema. prop rootsb. contractile rootsc. adventitious rootsd. storage roots THANK YOU2. Distinguish the root from other plant organs. 3. Explain the difference between monocot and dicot roots. 4. State the functions of roots. Are these functions different from the others? 5. What are the advantages of a tap root or a fibrous/an adventitious root to a plant? 6. How does the root's capacity to store photosynthate contribute to water absorption? 7. What do the cohesive properties of water have to do with water reaching the leaves in a tall tree?1. Compare the cells found on the different regions of the root. 2. Where do branch roots originate? 3. What is the significance of the pericycle? 4. How would you differentiate a monocot root from a dicot root? 5. Why are monocot roots slender and diffuse in appearance? 6. How do endodermal cells differ from other types of cells?
- 35. what are plastids containing starch grains that act as gravity senorsa. amyloplastsb. vacuolesc. root hairsd. passage cell36. the region of the differentiation or ____ contains protuberances.a. cortexb. secondary tissuec. root hair zoned. cambium37. what tissue of parenchyma cells located between the epidermis and inner tissues store fooda. cambiumb. suberinc. endodermisd. cortex38. which rarely found in stems but universal in most rootsa. passage cells b. pericyclec. endodermisd. casparian strips26. what is the region of growing root that protects the young tissues from abrasive soil particlesa. region of cell divisionb. region of maturationc. region of elongationd. root cap27. this region of roots produce cells which become several times their original lengtha. region of cell divisionb. root capc. region of elongationd. region of maturatio
- 17. the tip of root is protected by a root capa. trueb. false18. the elongation and maturation of cells add to the volumea. Trueb. False19. The enlargement of the plant cells is due to the absorption of watera. Trueb. False13 The arrangement of veins in a leaf is called venation. Swati collected the following information about leaf venation and roots of different plants from her teachers. S.No. Name of the plant Type of leaf venation Type of roots 1 Apple Aloe vera Reticulate Таp гoot Parallel a Fibrous roots 3 Mango Reticulate Tap root Coconut Parallel Fibrous roots 5. Grass Parallel • Fibrous roots Oak Reticulate Таp гoot Swati observed a strange plant in her garden. She saw that its leaves had parallel venation. Which of the following is most likely to be true about the plant, based on the available data? A. It is probably an aloe vera plant. B. It probably has fibrous roots. C. It probably does not bear fruits. It will probably grow into a tall tree. A SHOT ON OPPO1. Why is that the wall of epidermis in the root area have no cuticle and have thin walls? 2. What is the importance of the ability of a plant to form adventitious roots? Relate this to the plant’s characteristic of being an immobile organism.