Question

Allium cepa shows all the following properties, except

• A. It has cymose inflorescence with umbellate clusters
• B. During unfavourable conditions, the aerial part of the plant dies but the stem bulbs survive and develop into shoots.
• C. Its flower has three green sepals and three pink petals
• D. It is placed in the same family as that of Colchicum autumnale

Answer 1

Answer: (C)

Allium cepa is onion. It shows cymose inflorescence with umbellate clusters. It consists of a number of short flower stalks which spread from a common point like umbrella. During unfavourable conditions, it forms a fleshy structure called bulb for storage of food in their scale leaves. It is placed in family Liliaceae in which colchicine Colchicum autumnale is also placed. In its flowers, the petals and sepals cant be differentiated. This whorl is called perianth and it is made of tepals.