Draw the diagrammatic life cycle of an angiosperm.

Life cycle of yeast is

Life cycle of gymnosperm is :-

The most delicate stage in the life cycle of an angiosperm where maximum mortality observed is the

Most resistant stage in the life cycle of angiosperms is its:

Identify the A,B,C, D & E in given life cycle of an angiosperm:-

Which one of the following shows the last diploid stage in the life cycle of angiosperms ?

(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.