1 (a) Give reason for the following: (i) The cells of meristematic tissue have dense cytoplasm, thin walls and prominent nuclei. (ii) Vacuoles are absent in the cells of this tissue. (b) Identify the type of meristem present in the following: (i) At the base of leaves. (ii) Girth of stem increase due to this. (iii) Increase the length of the stem. c) Draw the diagram showing different location of meristematic tissue in plant. 2 Based upon cell shape, cell wall and intercellular spaces, prepare a comparative study table between parenchyma, collenchyma’s and sclerenchyma. Which of these tissues is dead? 3 Draw the diagram of the following tissue - a. Tissue found in All parts of plant b. Provide Mechanical Support and flexibility c. Is Dead tissue and provides hardness and stiffness 4 Usually shrubs and herbs grow in open places and are exposed to forceful winds, but they do not break. Why? 5 Tissue A and Tissue B Constitute Tissue C . A carries water while B carries food for the plants . Identify A , B , C. Draw diagram to understand the labellings. 6 If the tip of a sugarcane plant is removed from the field, even then it keeps on growing in length . Why?
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