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In a cymose inflorescence the main axis...

In a cymose inflorescence the main axis

A

Terminates in a flower

B

Has unlimited growth

C

Bears a solitary flower

D

Has unlimited growth but lateral branches end in flowers

Text Solution

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The correct Answer is:
### Step-by-Step Solution: 1. **Understanding Cymose Inflorescence**: - Cymose inflorescence is a type of flower arrangement where the main axis has limited growth. This means that the growth of the main stem is restricted, and it will eventually stop growing when a flower blooms at its tip. 2. **Characteristics of Cymose Inflorescence**: - In cymose inflorescence, the main axis terminates in a flower. This is a key characteristic that differentiates it from other types of inflorescence, such as racemose, where the main axis continues to grow indefinitely. 3. **Flower Maturity in Cymose Inflorescence**: - In this arrangement, the flowers bloom in a specific order. The central flower, which is at the top, opens first and is the most mature. The younger flowers are located at the base of the inflorescence. 4. **Lateral Branches**: - The lateral branches in cymose inflorescence also terminate in flowers. This means that each side branch will end with a flower, contributing to the overall floral arrangement. 5. **Conclusion**: - Therefore, in a cymose inflorescence, the main axis terminates in a flower and exhibits limited growth. The arrangement is characterized by the maturity of flowers, with older flowers at the top and younger ones at the base. ### Final Answer: In a cymose inflorescence, the main axis terminates in a flower and exhibits limited growth. ---
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Knowledge Check

  • Assertion:Thy cymose type of inflorescence has limited growth. Reason:In cymose inflorescence the main axis terminates in a flower.

    A
    If both assertion and reason are true and reason is the correct explanation of assertion.
    B
    If both assertion and reason are true but reason is not the correct explanation of assertion.
    C
    If assertion is true but reason is false.
    D
    If assertion and reason are false.
  • In cyathium inflorescence

    A
    single male flower is surrounded by female flowers
    B
    male and female flowers are borne in different plants
    C
    there is only one male and one female flower
    D
    single female flower is surrounded by many peripheral male flowers
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