The increase in the thickness of the stem is | vedclass

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(A) The increase in the thickness or girth of the stem is known as secondary growth.Secondary growth is primarily caused by the activity of the latera

Vedclass · Accepted Answer

Cambium

Vedclass · Answer

(A) The increase in the thickness or girth of the stem is known as secondary growth.Secondary growth is primarily caused by the activity of the lateral meristems,specifically the vascular cambium and the cork cambium.Among the given options,the cambium is responsible for the production of secondary xylem and secondary phloem,which leads to an increase in the diameter of the stem.Therefore,the correct answer is $A$.

List-$I$	List-$II$
$(a)$ Lenticels	$(i)$ Phellogen
$(b)$ Cork cambium	$(ii)$ Suberin deposition
$(c)$ Secondary cortex	$(iii)$ Gaseous exchange
$(d)$ Cork	$(iv)$ Phelloderm

The increase in the thickness of the stem is due to the activity of . . . . . . .

Similar Questions

Heartwood or duramen is:

Distinct annual rings are formed in plants growing in:

Match List-$I$ with List-$II$:

List-$I$ List-$II$

$(a)$ Lenticels $(i)$ Phellogen

$(b)$ Cork cambium $(ii)$ Suberin deposition

$(c)$ Secondary cortex $(iii)$ Gaseous exchange

$(d)$ Cork $(iv)$ Phelloderm

Choose the correct answer from the options given below:

The xylem which is functional in a dicot tree is:

In the primary tissues of the stem,the cambium separating xylem and phloem is called

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