Provide definitions/explanations for the following terms:
$(i)$ Spine
$(ii)$ Bulb

(N/A) $(i)$ In some plants,the apical bud or axillary bud develops into a pointed,hard,and woody protective structure known as a spine. Examples include Pomegranate and Carissa (Karamdi).
$(ii)$ $A$ bulb is a modified stem structure,such as in an onion,where the stem is reduced and surrounded by fleshy or dry scaly leaves.