Write the composition of intine and exine layers of a pollen grains.

Development of Male Gametophyte in Flowering Plants | PadhAiPro

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TextDevelopment of Male Gametophyte in Flowering PlantsCBSE PYQ

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How many pollen grains and ovules are likely to be formed in the anther and the ovary of an angiosperm bearing 50 microspore mother cells and 50 megaspore mother cells respectively ?

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Development of Male Gametophyte in Flowering Plants

Study the diagram given below showing the modes of pollination. Answer the questions that follow. (i) The given diagram shows three methods of pollen transfer in plants. Examine them carefully and write the technical terms used for pollen transfer methods '1', '2' and '3'. (ii) How do the following plants achieve pollination successfully ? (a) Water lily (b) Vallisneria (iii) Write advantages of pollen transfer in method '3'.

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Diameter of the pollen grain generally is

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Student to attempt either option-(A) or (B) :

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A bilobed dithecous anther has 200 microspore mother cells per microsporangium. How many male gametophytes can be produced by this anther ?

TextDevelopment of Male Gametophyte in Flowering Plants