Ground tissue includes

  • Option 1)

    all tissues external to enodermis

  • Option 2)

    all tissues except epidermis and vascular bundles

  • Option 3)

    epidermis and cortex

  • Option 4)

    all tissues internal to endodermis

 

Answers (1)

 

Parenchyma or Ground Tissue -

It is very primitive and 1st evolved tissue. Remaining all different types of tissues are derived from this tissue, also called as fundamental tissue

- wherein

  • Living tissue and 1st to be differentiated from meristem found in all parts of plants
  • Parenchyma is a soft tissue which contains both primary and secondary walls, made up of pectocellulose and cellulose

 

 

Ground tissue system -

Trichomes is also known as fundamental tissue and extends from epidemis to vascular tisue. It is largest tissue system.

- wherein

It is derived from periblem and plerome. It includes general cortex, hypodermis, endodemis (cortex), pericycle and medullary rays (pith rays)

 

 


Option 1)

all tissues external to enodermis

This option is incorrect 

Option 2)

all tissues except epidermis and vascular bundles

This option is correct 

Option 3)

epidermis and cortex

This option is incorrect 

Option 4)

all tissues internal to endodermis

This option is incorrect 

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