Advertisements
Advertisements
प्रश्न
Draw a diagram of the mature embryo sac of an angiospermic ovule and label any four parts in it.
Draw a diagram of a fertilized embryo sac of an angiosperm and label any four parts.
Draw a diagram of a mature embryo sac of an angiosperm. Label its any four parts.
Draw a diagram of a mature embryo sac of angiosperm, label its any six parts.
Draw a diagram of a fully developed embryo sac of an angiosperm. Label its chalazal end and any other five parts within the embryo sac.
Advertisements
उत्तर
Mature Embryo Sac
Notes
Students should refer to the answer according to their question and preferred marks.
APPEARS IN
संबंधित प्रश्न
From among the sets of terms given below, identify those that are associated with the gynoecium.
From the statements given below choose the option that are true for a typical female gametophyte of a flowering plant.
- It is 8-nucleate and 7-celled at maturity
- It is free-nuclear during the development
- It is situated inside the integument but outside the nucellus
- It has an egg apparatus situated at the chalazal end
The embryo sac is ______
The method of embryo sac forming from a single megaspore is called ______.
In an embryo sac, the cells that degenerate after fertilisation are ______.
In a flower, if the megaspore mother cell forms megaspores without undergoing meiosis and if one of the megaspores develops into an embryo sac, its nuclei would be ______.
Name the component cells of the ‘egg apparatus’ in an embryo sac.
Draw the diagram of a mature embryo sac and show its 8-nucleate, 7-celled nature. Show the following parts: antipodals, synergids, egg, central cell, polar nuclei.
With a neat, labelled diagram, describe the parts of a mature angiosperm embryo sac. Mention the role of synergids.
Trace the development of a megaspore mother cell to the formation of a mature embryo sac in a flowering plant.
