Question

Q1. Why Intercellular spaces are absent in sclerenchyma tissue?
Q2. Why it is difficult to pull out the husk of coconut?
Q3. Why do we get crunchy and granular feeling when we eat a pear?

Answer 1

The cells ofsclerenchyma tissue are closely packed without intercellular spaces, a middle lamella exists between them. Middle lamella is a thin layer of connecting substance containing pectin, lignin and protein.
We all know husk of cocucut is made up of sclerenchyma tissues.
Sclerenchyma tissues are made uo off dead cells and it's walls are also thickned as the hemicellulose and liginin are deposited there.Sclerenchyma also gives rigidity and stiffness to the plant.


e get a crunchy and granular feeling when we chew pear fruit because of the presence of sclerenchyma tissue.The sclerenchyma cells are of two types- fibres and sclereids.The sclereids give a crunchy feeling to the pear fruit because it provides support and hardens the tissu