Question

Xylem and phloem occurring on the same radius constitute a vascular bundle called

• A. Radial
• B. Conjoint
• C. Collateral
• D. Bicollateral

Answer 1

Answer: (C)

Collateral

A. Radial – xylem and phloem are present on separate radii, in the vascular bundles.

B. Conjoint – xylem and phloem are present side by side, in the vascular bundles.

C. Collateral – xylem and phloem are present on the same radius, in the vascular bundles.

D.Bicollateral – a xylem is present in between the two phloems, and all three are on the same radius in the vascular bundles.

So, the correct option is ‘Collateral’.