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A student observed 34 inflorescences in ...

A student observed 34 inflorescences in Bougainvillea and 42 inflorescences in Poinsettia. Find out the number of flowers in Bougainvillea and the number of female flower in Poinsettia, respectively

A

34 and 126

B

68 and indefinite

C

204 and 1645

D

102 and 42

Text Solution

Verified by Experts

The correct Answer is:
D
In olnesettia cyathium inflorescence is found in this a single centtral female flower remains surrounded by numrous male flower so in 42 infloresence the number of female flowrs is 42 while in baugainvillea inflorscence is dichasial cyme where medialy situated penducle itself finishes in a flower and bears two laterla flower braches at the bae of its origin hence in 39 inflorescence the number of lfoer is 117 one terminal and two lateral flwers i.e `3xx39=117`
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