State whether the following statements are True or False
Q.31. Multicellular organisms have fixed number of cells.
Q.32. Multicellular organisms show division of lahour.
Q.33. Most tissues in plants are dead as they need more strength and suppwn
Q.34. Growth in animals takes place at the tips.
Q.35. Lateral meristem results in increase in girth of the stem.
Q.36. Cells formed as a result of activity of meristem, differentiate tw form cernain ype of cells only.
Q.37. Simple permanent tissues are made up of different types of cells.
Q.38. Sclerenchymatous tissue provides rigidity to the plants parts
. Q.39. The Guard cells enclose the epidermal cells.
Q40. Suberin is a chemical that protects the epidermal cells, makinz them impervious to air and water.
Q41. Phloem is generally made up of dead cells.
Q.42. Xylem allows transport in only one direction whereas phloem allows in both the direction.
Q.43. Epithelial tissue in animals, forms a continuous layer where the cells are cightly packed.
Q.44. Cells of squamous epithelium are cube like and are glandular in nature.
Q.45. Areolar tissue fills the space inside the organs, supports internal organs andd aelps in repair of tissues.
FILL IN THE BLANKSs Complete the following statements with appropriate answers)in the blank epare is a group of cells similar in structure and function. Q46. Q.47. Plant tissues are mainly of two types . Q.48. Nerve. Q.49. Heart muscles, called cardiac muscles are cylindrical, branched *it striations and_ Q.50. Two bones are connected to each other with the help of . Q.51. Storage of. and allows us to move our muscles when we want to. acts as insulator. .52. Phloem is made up of four elements, sieve tubes, companion c arenchyma and - Q.53. Q.54. The husk of coconut is made of, Q.55. In and. are examples of complex tissues. there is no demarcation of dividing and non-divi
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Explanation:
T
F
T
F
T
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T
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F
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