Q. Which pair of the following plants represents the condition of modification of stipules into spines?
A) Euphorbia and Ziziphus
B) Citrus and Euphorbia
C) Ziziphus and Bougainvillea
D) Bougainvillea and Citrus
Explanation
In Euphorbia of family-Euphorbiaceae and Ziziphus of family-Rhamnaceae, the stipules are modified into spines.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.