MCQ
In gymnosperm the microspores develop into a male gametophyte generation which
- ✓Is highly reduced and confined to only a limited number of cells
- BIs highly developed
- CHas an independent life
- DBoth $(a)$ and $(c)$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

$II.$ It comprises dead elements
$III.$ It comprises highly lignified cell wall
$IV.$ It is the peripheral part
$V.$ It is dark and tough
Which of the above property doesn't belongs to heart wood?