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  4. Three floral diagrams are given here. Their respective families are assigned in the answer key. Find out the families to which these diagrams belong to <img class=img-fluid question-image alt=Question src=https://cdn.tardigrade.in/q/nta/b-nmblut5rrwk4.png /> <img class=img-fluid question-image alt=Question src=https://cdn.tardigrade.in/q/nta/b-nmblut5rh3tz.png />

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Q. Three floral diagrams are given here. Their respective families are assigned in the answer key. Find out the families to which these diagrams belong to
Question
Question

NTA AbhyasNTA Abhyas 2020Morphology of Flowering Plants

Solution:

'Pappus', a hairy structure is a modification of calyx and is the characteristic feature of a family - Asteraceae.
So, Solution is the floral formula of a family - Asteraceae.
Calyx 5, gamosepalous, persistent, corolla 5, gamopetalous. Androecium 5, polyandrous and gynoecium bicarpellary and syncarpous are the diagnostic feature of a family - Solanaceae, shown by floral formula
Solution
Calyx 4, polysepalous and arranged in 2 worlds of 2 each, corolla 4, polypetalous and cruciform. Androecium 6, polyandrous, tetradynamous.
Gynoecouim, bicarpellary, syncarpous and superior, placentation pariential with a partition called replum.
These are the diagnostic feature of a family - Brassicaceae or Cruciferae, shown by floral formula
Solution