Flowers showing ornithophily show few characteristic like

(a) blue flower with nectaries at base of corolla 

(b) red sweet scented flower with nectaries 

(c) bright red flower into thick inflorescence 

(d) white flowers with fragrance

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1 Answers

Correct option (b) red sweet scented flower with nectaries 

Explanation 

Ornithophily is an allogamy performed by birds, such as long beaked small birds (sun birds, humming birds), crow, parrot, bulbul, etc. Ornithophilous flowers are large and showy cup-shaped with abundant nectar or edible part, e.g. Bombax, Agave, etc.

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