Question

Root cap regenerates$/$ dead torn cells of root cap are replaced by the activity of

• A. Plerome
• B. Dermatogen
• C. Calyptrogen
• D. Periblem

Answer 1

The correct option is C Calyptrogen

• At the terminal region of the root tip is a cup-like or a thimble-like structure called the root cap which is formed from calyptrogen (specialized internal meristematic cells).
  
• The root apex is protected by this root cap.
  
• The root cap is formed by a specialized internal meristematic which is part of the histogen and is called calyptrogen.
• The calyptrogen continuously divide to form the root cap and also helps in the regeneration of root cap in case of injury.
• So, the correct answer is 'Calyptrogen'.