Vascular bundles surrounded by a sclerenchymatous bundle sheath is a feature of

Bicollateral vascular bundles are found in .......

Monocot stem differs from dicot stem in having

Water-containing cavities in vascular bundles are found in .........

In a cross-section of a plant organ, the vascular bundles are found to be conjoint, collateral, endarch, and scattered in the ground tissue. Which organ is this?

Vascular bundles in dicot stem are