Advertisements
Advertisements
प्रश्न
Write two major functions of ovary.
Advertisements
उत्तर
- They produce female gametes called ova by the process of oogenesis.
- The growing Graafian follicles secrete the female sex hormone called estrogen. Estrogen aids the development of secondary sex characteristics in females.
APPEARS IN
संबंधित प्रश्न
Given here is a section of the female reproductive system of human beings.
Name the parts labelled 1 to 4
Fill in the blank:
Development of baby (foetus) takes place inside __________.
Differentiate between the following pair:
Uterus and vegina
Define the following:
Parturition
Name the Following
The hormone that stimulates the contraction of the uterus during childbirth.
Name the Following
Surgical operation of the fallopian tubes in females for family planning.
Give Technical Term:
Name the connective tissue surrounding the ovary.
Write the functional activity of the following structure:
Graafian follicle
Name the part of the human female reproductive system where the following occurs.
Implantation
The pair of thin folds present inner to the labia majora is ____________.
Development of mammary glands is controlled by ____________.
Penis is homologous to ____________.
Breasts are the modified ______ glands.
The second maturation division of the mammalian ovum occurs ______.
The opening of the vagina is often covered partially by a membrane called ______.
Mark the odd one.
Figure A shows the front view of the human female reproductive system and Figure B shows the development of a fertilized human egg cell
Figure A
Figure B
Identify the correct stage of development of the human embryo (Figure B) that takes place at the sites X, Y, and Z respectively in the human female reproductive system (Figure A).
Choose the correct option from the table below:
| X | Y | Z | |
| A | Morula | Fertilized egg | Blastocyst |
| B | Unfertilized egg | Fertilized egg | Morula |
| C | Blastocyst | Fertilized egg | Unfertilized egg |
| D | Fertilized egg | Morula | Blastocyst |
What marks the beginning of the reproductive life of a woman?
Read the following and answer from given below:
During copulation, semen is released by the penis into the vegina. The motile sperms swim rapidly, fuse with the ovum in the ampullary region, resulting in fertilization. The haploid nucleus of sperm fuses with that of the ovum to form a diploid zygote.
Site of fertilization in human is ______
In human females, an event that reflects onset of reproductive phase is
Which among the following is not the function of testes at puberty?
- formation of germ cells
- secretion of testosterone
- development of placenta
- secretion of estrogen
What is placenta? Mention its role during pregnancy?
Mother gives birth to a baby but the baby has characters of both parents. How is this possible?
______ receives the sperms and acts as a birth canal during childbirth.
The diagram given below shows a section of the human ovary.
- Name the process for the release of the part labelled 1.
- Write the name of the structure marked 2.
What connects the embryo to the mother for nutrient and waste exchange till birth?
What is formed when tubules of each mammary lobe join?
At what age does puberty begin in females?
