In dicot stem, vascular bundles are
Numerous scattered
Arranged in a ring
Without cambium
Surrounded by bundle sheath
When secondary growth is initiated in dicot stem, what will happen first?
The functional xylem of dicot tree is
Initiation of lateral roots and vascular cambium during secondary growth takes place in cells of :
Bulliform cells found in
Select the wrong statements
$I.$ Primary and secondary phloem gets crushed during secondary growth
$II.$ During secondary growth, primary xylem remains more or less intact