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  • Please help! Gymnosperms are also called soft wood spermatophytes because they lack :

Gymnosperms are also called soft wood spermatophytes because they lack :

  • Option 1)

    Cambium

  • Option 2)

    Phloem fibres

  • Option 3)

    Thick-walled tracheids

  • Option 4)

    Xylem fibres

 

Answers (1)

best_answer

 

Heart of chondriocytes -

It is two chambered, one auricle and one ventricle.

-

 

 

The major difference between hardwoods and softwoods id that the hardwoods (dicotyledons) contain vessels as the principal conducting conduit and lack ray tracheids, the softwoods (Gymnosperms) lack vessels, and contain ray tracheids. Their stems are similar in structure to woody dicots except that most gymnosperms produce only tracheids in their xylem, not the vessels found in dicots.

 

 

 

 


Option 1)

Cambium

This is incorrect option

Option 2)

Phloem fibres

This is incorrect option

Option 3)

Thick-walled tracheids

This is incorrect option

Option 4)

Xylem fibres

This is correct option

Posted by

Plabita

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