The folding or rolling of a leaf on itself, when present in a bud is called as
A
Ptyxis
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B
Venation
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
Phyllotaxy
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
Nastic movements
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution
The correct option is B Ptyxis Ptyxis means arrangement of single leaf in bud condition. It is the way in which a leaf remains folded in the bud. The folding or rolling of a leaf on itself when present in a bud is called as ptyxis. For example, in ferns, a leaf frond is coiled like a spring that gradually unfolds as the leaf frond matures. The way in which an individual leaf is folded in the bud. Thus, the correct answer is option A.