(a) Draw a diagram of Pistil showing pollen tube growth in angiosperm and label (i) Stigma, (ii) male gametes , (iii) micropyle and (iv) Ovule.
(b) Write the function of micropyle.

(a) Draw an L.S. of pistil showing pollen tube entering into the embryo sac. Label the following : (i) Nucellus (ii) Antipodals (iii) Synergids (iv) Micropyle (b) Write the functions of the following : (i) Synergids (ii) Micropyle

a) Draw a L.S. of a pistil showing pollen tube entering the embryo-sac in an angiosperm and label any six parts other than stigma, and ovary. b) Write the changes a fertilized ovule undergoes within the ovary in an angiosperm plant.

a) Draw a L.S. of a pistil showing pollen tube entering the embryo-sac in an angiosperm and label any six parts other than stigma, and ovary. b) Write the changes a fertilized ovule undergoes within the ovary in an angiosperm plant.

Draw a diagram of the longitudinal section of a flower exhibiting germination of pollen on stigma and label (i) Ovary, (ii) Male germ-cell, (ii) Female-germ cell and (iv) ovule on it.

Give a labelled diagram of pistil showing in if the path of male gametophyte from the stigma to embryo sac.

Draw a well labeled diagram of a section of a megasporangium of an angiosperm and label funiculus, micropyle, embryo sac and nucellus.