Which one of the following is resistant to enzyme action?

  • A
    Pollen exine
  • B
    Leaf cuticle
  • C
    Cork
  • D
    Wood fibre

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Which are the three cells found in a pollen grain when it is shed at the three-celled stage?

The male gametophyte of an angiosperm is represented by the . . . . . . .

How many microsporangia are located at the corners of a typical bilobed anther of angiosperm?

The stalk of the stamen is known as:

Identify the incorrect statement regarding the sporogenous tissue.

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