What is placenta? Write any two major functions of placenta. Ans. A disc shaped organ or special tissue in the uterus of pregnant mammal, nourishing and maintaining the foetus through the umbilical cord.
Functions of Placenta :

a) Write the structure and functions of placenta. b) What are the changes that occur in a flower after fertilization.

Describe the post-zygote events leading to implantation and placenta formatin in humans. Mention any two functions of placenta.

Describe the post-zygotic events leading to implantation and placenta formation in humans. Mention any two functions of placenta.

(a) Write the functions of the following parts in human female reproductive system : (i) Ovary, (ii) Oviduct, (iii) Uterus (b) Describe the structure and function of placenta.

a] Name the parts of the human female reproductive system where i] fertilisation takes place, ii] implantation of the fertilised egg occurs. b] Explain how the embryo gets nourishment inside the mother's body. c] Write the function of following parts in human female reproductive system: i] Ovary ii] Oviduct iii] Uterus d] Describe in brief the structure and function of placenta. OR Explain the structure and important role of placenta during gestation period of woman.