Class XI

In plants which of the following have the capability of cell division?
  1. Parenchyma
  2. Scelerenchyma
  3. Xylem
  4. Apical Meristem
Cells of the tissue have dense cytoplasm, thin cellulose walls and prominent vacuoles. Identify the tissue
  1. Collenchyma
  2. Scelerenchyma
  3. Meristem
  4. Parenchyma
Muscles contain special proteins called ________ that help in muscle movement
  1. recptor proteins
  2. enzymes
  3. nucleo proteins(DNA, RNA)
  4. contractile proteins (actin and myosin)
The growth is plants is
  1. limited to certain regions
  2. uniform in all parts
  3. limited to top region
  4. limited to roots only.
Husk of a coconut is made of which tissues?
  1. Parenchyma tissue
  2. Sclerenchymatous tissue
  3. Collenchyma
  4. Xylem
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