The annular and spirally thickened conducting elements generally develop in the protoxylem when the root or stem is

Annular and spirally thickened conducting elements generally develop in protoxylem when root or stem is

When does root pressure normally develop in plants?

Root is feebly developed and stem is soft with large number of air cavity is

When water is being translocated at relatively high velocity and is subjected to high tension in the conducting elements, what prevents the breaking of the water column?

In stem cuttings the adventitious roots develop from which tissue ?

Choose the correct alternative Well developed roots, stem and leaves are a feature of

Unique feature of secondary growth in dicot root when compared with the stem is

Assertion : A correct concentration of auxin and cytokinin is required for the development of root and shoot in callus. Reason: When the ratio of kinetin to auxin is high only shoot develop but when the ratio is low only roots develop