Q.

Assertion: In dicots, the vascular cambium within the vascular bundles is capable of forming secondary xylem and secondary phloem.

Reason: Dicot plants can undergo secondary growth due to the presence of cambium between xylem and phloem of a vascular bundle.

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a

Both (A) and (R) are true but (R) is not the correct explanation of (A)

b

Both (A) and (R) are true and (R) is the correct explanation of (A)

c

Both (A) and (R) are false

d

(A) is true but (R) is false

answer is A.

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Detailed Solution

Since cambium is present between xylem and phloem, the vascular bundles of dicot stem are described as open type.Dicots are capable of secondary growth due to presenc esof cambium.

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