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The outermost and innnermost wall layers...

The outermost and innnermost wall layers of microsporangium in an anther are respectively

A

endothecium and tapetum

B

epidermis and endodermis

C

epidermis and middle layer

D

epidermis and tapetum

Text Solution

Verified by Experts

The correct Answer is:
D
The wall layers of a microsporangium from outermost to innermost are : epidermis, endothecium, middle layers and tapetum. The first three layers generally provide protection and help in dehiscence of anther. Tapetum performs nutritive function for pollen grains.
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Knowledge Check

  • The innermost wall layer of microsporangium is called.

    A
    Epidermis
    B
    Endothecium
    C
    Middle layer
    D
    Tapetum

  • Inner most jacket layer of microsporangium is:

    A
    Endothecium
    B
    Tapetum
    C
    Inner layer
    D
    Archesporium

  • The innermost wall layer of anther

    A
    is nutritive in function
    B
    helps in dehiscence of anther
    C
    is haploid and protective in function
    D
    forms microspores

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