Permanent Tissue
Permanent Tissue: Overview
This topic covers concepts such as Xylem Fibres, Cambium, Permanent Tissue, Simple Permanent Tissue, Collenchyma, Sclerenchyma, Sclereids, Xylem, Tracheids, Xylem Parenchyma, Protoxylem, Metaxylem, Sieve Element, Companion Cells, etc.
Important Questions on Permanent Tissue

Study the flow chart given below.
Which of the following statements is incorrect regarding this?

Phloem is involved in the transport of water in plants.

Do Sclerenchyma cells have a nucleus ?

What are the function of sclerenchyma ?

What are Extraxylary fibres ?

What are the types of sclerenchyma tissue ?


Angular collenchyma occurs in

What is angular collenchyma ?

Where is angular collenchyma found?

What are the functions of extraxylary sclerenchyma?

Extraxylary sclerenchyma is non-living.

Name the different types of extraxylary sclerenchyma.

Write the features of extraxylary sclerenchyma.

Define extraxylary sclerenchyma.

State the functions of lamellar collenchyma in plants.

Which of the following is an example of lamellar collenchyma?

Describe the organization and cell wall thickening of lamellar collenchyma.

What are the properties of lamellar collenchyma?
