NTA Abhyas NEET2020BotanyAnatomy of Flowering PlantsPractice
The tissue that will be present in the maximum amount in the stem of a many years old woody tree is
Options
- ASecondary Xylem
- BSecondary cortex
- CPrimary xylem
- DPrimary phloem
Correct answer
A. Secondary Xylem
Step-by-step solution
In an old trunk, increase in thickness occurs due to secondary growth, secondary growth in stellar region occurs due to activity of vascular cambium which forms more amount of secondary xylem and this form heart of the trunk.