In floral formula (K) denotes from Biology Morphology of Floweri

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 Multiple Choice QuestionsMultiple Choice Questions

121.

In guava, cucurbits flowers are

  • hypogynous

  • epigynous

  • perigynous

  • Both (a) and (c)


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122.

In floral formula (K) denotes

  • polysepalous

  • gamosepalous

  • polypetalous

  • gamopetalous


A.

polysepalous

In floral formula, (K) denotes polysepalous condition. When the sepals of a flower are free from each other the condition is called polysepalous and if they are fused with each other, the condition is known as gamosepalous.

Polypetalous is a flower in which the corolla consists of seperate petals.

Gametopetalous is a flower in which the petals are fused to form a corolla tube.


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123.

When the other floral parts are arranged at the base of the gynoecium, the flower is called

  • hypogynous flower

  • perigynous flower

  • epigynous flower

  • agynous flower


 Multiple Choice QuestionsShort Answer Type

124.

Write down the scientific name of China rose plant. Give its floral formula.


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 Multiple Choice QuestionsMultiple Choice Questions

125.

A flower which can be divided into two equal halves by only one plane is

  • zygomorphic

  • actinomorphic

  • regular

  • perfect


126.

Identify the incorrect statements from the following

I. Cymose inflorescence found in Hibiscus sp.

II. Hypenthodium is found in Ficus benghalensis

III. Synandrous stamen is found in Calotropis

IV. Hesperidium type of fruit is mango

  • III and IV

  • I and II

  • II and III

  • I and IV


127.

Among bitter gourd, mustard, brinjal, pumpkin, China rose, lupin, cucumber, sunnhemp, gram, guava, bean, chilli, plum, Petunia, tomato, rose, Withania, potato, onion, aloe and tulip, how many plants have hypogynous flower?

  • Six

  • Ten

  • Fifteen

  • Eighteen


128.

In China rose the flowers are

  • actinomorphic, hypogynous with twisted aestivation

  • actinomorphic, epigynous with valvate aestivation

  • zygomorphic, hypogynous with imbricate aestivation

  • zygomorphic, epigynous with twisted aestivation


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129.

In apple, the edible portion is

  • mesocarp

  • epicarp

  • endocarp

  • thalamus


130.

The partial floral formula of a flower is K(5)C5A()G(5).

Which of the following set of information is conveyed here?

  • Gamosepalous, polypetalous, syncarpous and superior ovary

  • Polysepalous, polypetalous, syncarpous and inferior ovary

  • Gamosepalous, gamopetalous, polycarpous and superior ovary

  • Gamosepalous, polypetalous, syncarpous and inferior ovary


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