Question

Identify the correct arrangement of tissues in an old dicot stem

• A. Cork, Cork cambium, Oldest phloem, Bast, Vascular cambium, Sec. xylem
• B. Secondary xylem, Vascular cambium, Bast, Oldest phloem, Cork cambium, Cork
• C. Cork, Cork cambium, Oldest pholem, Bast, Vascular cambium, Heart wood
• D. Heart wood, Vascular cambium, Youngest phloem, Oldest phloem, Sec.cotex, Cork cambium, Cork

Answer 1

Answer: (A)

Cork, Cork cambium, Oldest phloem, Bast, Vascular cambium, Sec. xylem

The correct order of tissues in an old dicot stem is as follows:

Cork $\to$ Cork cambium $\to$ Oldest phloem $\to$ Bast $\to$ Vascular cambium $\to$ Sec. xylem.

So, the correct option is A.