(a) Draw a diagrammatic sketch of a transverse section of an anther of an angiosperm . Label its different walls and the tissue forming microspore mother cells.
(b) Describe the process of microsporogenesis upto the formation of a microspore.
(c) Write the function of 'germ pore' in a pollen grain of an angiosperm.

Explanation

(b) [Only microsporogenesis point is to be written].

(c) Germ pore plays important role in plant fertilization. It helps in the formation of polen tube and release the male gemete during fertilization.