- A Phyllotaxy
- B Venation
- C Aestivation
- D Vernation
Correct answer: A. Phyllotaxy
Explanation: Phyllotaxy refers to the arrangement of leaves on the stem. Types include alternate (one leaf per node), opposite (two leaves per node), and whorled (more than two per node).
Concept context
External structure of roots, stems, and leaves plus internal tissue organization. High marks in Class 11 and NEET.