Lesson eLearning

A flower has 4 sepals, 6 petals, 8 stamens and 2 pistils. Calculate the total number of floral organs and the average number of organs per whorl.

medium 2 marks Class 11 · Biology · Anatomy of Flowering Plants
Answer
Total organs = 20, Average per whorl = 5

The correct answer is Total organs = 20, Average per whorl = 5 — Hence the average number of organs per whorl is .

Step-by-step solution

  1. Count each whorl: sepals , petals , stamens , pistils .
  2. Add them: floral organs.
  3. There are 4 whorls. Divide the total by 4: .
  4. Hence the average number of organs per whorl is .
Common mistake: Failing to divide by the correct number of whorls (4)

Concept tested: Floral organ counting

Published · How this solution was prepared and checked

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