Neet Solved Paper 2015 Question 8

Question: is the floral formula of

Options:

A) Allium

B) Sesbania

C) Petunia

D) Brassica

Show Answer

Answer:

Correct Answer: C

Solution:

Floral formula is of Solanaceae family, i.e. of Petunia, while Brassica is from Brassicaceae whereas,

Allium belongs to Liliaceae and Sesbania is from Fabaceae family. As characteristic features of Solanaceae are

(i) Inflorescence - Cymose

(ii) Flower - Ebracteate, actinomorphic, bisexual, pedicellate.

(iii) Calyx - Sepals 5, gamosepalous, valvate aestivation.

(iv) Corolla - Petals 5, twisted or valvate aestivation.

(v) Androecium - Stamens 5, epipetalous.

(vi) Gynoecium - Bicarpellary, syncarpous," axile placentation, superior ovary and bilocular,

which is represented as floral formula e.g. Petunia.