question_answer

The floral formula,  belongs to plant of:

A)  Allium cepa     

B)  Sunflower

C)  Cucurbita      

D)  Brassica

Correct Answer: A

Solution :

Allium cepa (piaj) belongs to family Amaryllidaceae. The floral formula of Allium cepa is :                 Sunflower (Helianthus annuus) belongs to family Compositae (Asteraceae). The inflorescence consisting of ray and disc florets. The floral formula is Ray floret- \[%\,\underset{+}{\mathop{O}}\,\,{{K}_{0}}\] (2-5 scales), \[{{C}_{(5)}}{{A}_{0}}{{G}_{(\overline{2})}}\]                 Disc floret                 Brassica campestris (yellow mustard) belongs to family Brassicaceae (Cruciferae). The floral formula is                 Cucurbita belongs to family Cucurbitaceae. It bears male and female flowers having floral formula: Male      Female