Zigya Logo

Chapter Chosen

Transport in Plants

Book Chosen

Biology

Subject Chosen

Biology

Book Store

Download books and chapters from book store.
Currently only available for.
CBSE Gujarat Board Haryana Board

Previous Year Papers

Download the PDF Question Papers Free for off line practice and view the Solutions online.
Currently only available for.
Class 10 Class 12
Define the terms imbibition imbibant, imbibate and imbibition pressure.

Imbibition : It is the process by which colloidal soild particles absorb water and swell without being dissolved.

Imbibant : It is the solid substance which absorbs water and swells up.

Imbibate : It is the liquid or water which is imbibed by the imbibant. 

Imbibition pressure : The imbibant, after imbibition of water or liquid, exerts the pressure which is called imbibition pressure. The germinating seeds have imbibition pressure of about 1000 atmospheres.

1018 Views

Give the term for the ability to resist a pulling force.

Tensile strength
731 Views

Who introduced the apoplast—symplast concept ?

E. Munch (1930).
630 Views

Why the cortex produces no resistance to movement of water ?

The cortical cells are loosely packed and produce no resistance to movement of water via cell walls or apoplast.
598 Views

What is transmembrane pathway ?

The movement of water through cell membranes is called trans membrane pathway.
1112 Views

Why the water is forced to move through cell membrane beyond endodermis ?

Water is forced to move through cell membranes beyond endodermis because of the suberin (waxy substance) present on radial walls of endodermal cells blocks water and solute movement through cell walls of endodermis. 
923 Views