GENERAL KNOWLEDGE

GK

BIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Radical vascular bundles are those in which
A
xylem is surrounded by phloem
B
phloem is surrounded by xylem
C
xylem and phloem occur on the same radius
D
xylem and phloem occur on the different radii
Explanation: 

Detailed explanation-1: -Radial vascular bundles have xylem & phloem on alternate radii. This is the most primitive type of vascular bundle.

Detailed explanation-2: -Radical vascular bundles are those in which xylem and phloem occur in different radii. This type of vascular bundle is usually found in the roots of both monocot and dicot.

Detailed explanation-3: -So, the correct answer is ‘Collateral’.

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