The tissue between the upper and lower epidermis is called

  1. Chlorophyll
  2. Mesophyll
  3. Cambium
  4. Endodermis
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Mesophyll in dicot leaves has two type of cell namely_________.

  1. Palisade parenchyma and spongy parenchyma
  2. Pith and Protoxylem
  3. Xylem and phloem
  4. Epidermis and endodermis
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Vascular bundles are surrounded by a layer of thick walled ________.

  1. Bundle sheath cells
  2. Cuticle
  3. Casparian strip
  4. Waxy cell
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In monocot leaf

  1. Stomata is present on both surface of epidermis
  2. Mesophyll is not differentiated into palisade and spongy parenchyma
  3. There is no parenchyma
  4. Both A and B
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In grasses certain adaxial epidermal cells along the vein modify themselves into large, empty, colourless cells called ________.

  1. Bark
  2. Bulliform cells
  3. Bundle sheath cells
  4. Spongy mesophyll cells
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Bulliform cells help in

  1. Heat resistance
  2. Minimizing water loss
  3. Maintaining ion balance
  4. Mineral acquisition
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The similar size of vascular bundle in monocot leaf is due to

  1. Reticulate venation
  2. Parallel venation
  3. Branched venation
  4. Radial venation
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The tissue involved in secondary growth are

  1. Vascular cambium
  2. Cork cambium
  3. Pith
  4. Both A and B
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In dicot stem the cells of cambium present between primary xylem and primary phloem is the ___________.

  1. Intrafascicular cambium
  2. Interfascicular cambium
  3. Metafascicular cambium
  4. Radial cambium
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When cambial ring becomes active, the cells cut off toward pith mature into

  1. Primary xylem
  2. Secondary xylem
  3. Primary phloem
  4. Secondary phloem
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