Collenchymatous cells are thickened due to deposition of

  1. Cellulose
  2. Hemicellulose
  3. Pectin
  4. All
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Intercellular spaces are absent in

  1. Parenchyma
  2. Collenchyma
  3. Sclerenchyma
  4. Both 2 and 3
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The mechanical support to growing parts of plant such as young stem and petiole of leaf is provided by

  1. Collenchyma
  2. Parenchyma
  3. Bark
  4. Sieve tube
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Lignified cell wall is characteristic feature of

  1. Parenchyma
  2. Collenchyma
  3. Sclerenchyma
  4. None
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  _________ are commonly found in the fruit walls of nut.

  1. Parenchyma
  2. Collenchyma
  3. Sclerenchyma
  4. Complex tissue
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Complex tissue in plants have

  1. Xylem
  2. Sclerenchyma
  3. Phloem
  4. Both A and C
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Tracheids, vessels, xylem fibres and xylem parenchyma are components of

  1. Simple tissue
  2. Xylem
  3. Sclereids
  4. Pith
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Elongated cells with thick and lignified walls and tapering ends is a characteristic feature of

  1. Xylem parenchyma
  2. Xylem fibres
  3. Tracheids
  4. D.Vessels
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Dead cell without protoplasm is ___________.

  1. Sclerenchyma
  2. Tracheids
  3. Parenchyma
  4. Both A and B
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In flowering plants which of the following are main water transporting element

  1. Tracheids
  2. Vessels
  3. Both A and B
  4. None of the above
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