Multiple choice

Exarch and polyarch vascular bundles are found in

  1. monocot root

  2. monocot stem

  3. dicot root

  4. dicot stem

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Monocot roots have exarch (xylem matures from outside inward) and polyarch (many xylem strands) vascular bundles. Monocot stems have endarch bundles, dicot roots have tetrarch (four strands), and dicot stems have collateral bundles.