Question

The mature embryo sac has how many cells ?
(a) Five cells
(b) One cell
(c) Eight cells
(d) Seven cells

Answer 1

Answer:

The mature embryo sac has seven cells. Each one has a specific role in the fertilization process. Embryo sac is an oval structure in the nucellus of the ovule.

Embryo sac is formed in the site of fertilization of an egg and development of the embryo.

Megaspore mother cell which undergoes meiosis forming megaspores. These spores enlarge and produce embryosac.

Answer 2

The mature embryo sac contains seven cells.  

Answer: Option (d)  

Explanation:  

• In a mature embryo sac, there are present as many as seven cells. Alongside it also has eight nuclei.
• The embryo sac is the female gamete producing organ of the plant, and it consists of a very thin covering forming a sac that contains the cells and the nuclei which eventually gives rise to the endosperm post-fertilization.
• The main function of the embryo sac is assisting in fertilization and to house the offspring in the form of the endosperm.