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Draw a labelled diagram of the female reproductive system. - Science and Technology 2

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प्रश्न

Draw a labelled diagram of the female reproductive system.

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अध्याय 3: Human Reproduction - NCERT EXERCISES [पृष्ठ ११६]

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नूतन Biology [English] Class 12 ISC
अध्याय 3 Human Reproduction
NCERT EXERCISES | Q 3. | पृष्ठ ११६

संबंधित प्रश्न

Rewrite the terms in the correct order so as to be in a logical sequence. 

Puberty, menopause, menstruals, menarche, reproductive age. 


Differentiate between Identical twins and fraternal twins. 


Complete the paragraph with the help of words given in the bracket.
(Luteinizing hormone, endometrium of uterus, follicle stimulating hormone, estrogen, progesterone, corpus luteum) 

Growth of follicles present in the ovary occurs under the effect of ____________. This follicle secretes estrogen. _____________ grows/regenerates under the effect of estrogen. Under the effect of ___________, fully grown up follicle bursts, ovulation occurs and _______________ is formed from remaining part of follicle. It secrets ____________ and __________. Under the effect of these hormones, glands of ____________ are activated and it becomes ready for implantation.


 Mention the exact location of the following : 
Amniotic fluid 


Mention the exact location of the following : 
Corpus callosum 


Choose the correct answer:
The onset of menstruation in the female is termed __________


The diagram alongside is the vertical section of female reproductive organs. Study the diagram and answer the questions that follow: 
(i) Name the fully developed part of ovary containing the ovum. (ii) Name the organ of the female body in which the foetus develops. 
(iii) What is ovulation? 
(iv) Which two hormones are secreted by ovary? 


Name the following:
 The organ of female in which the foetus develops.


Name the following:
Organ producing ovum.


The below diagram represents the sectional view of the female reproductive organs of a mammal.

(i) Label the parts numbered 1 to 7.
(ii) What are the main functions of the parts labeled 2, 5, 6?


Name the Following

The term used when beard and mustache appear, harshening of voice, broadening of shoulders, etc. takes place.


Give Technical Term:

Name the tube that leads from the ovary to the uterus.


Complete the following sentences with appropriate word:

The female equivalent of the penis is the _______.


Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:

The cilia lining the oviduct funnel, push the released ovum into the uterus.


The _______ is also called the womb.


Generally, every month, __________ ovum is released in the abdominal cavity alternately from each ovary.


State names of organs in the female reproductive system.


Observe the diagram and answer the following questions.

  1. Label the indicated parts 1, 2 and 3 in the diagram.
  2. Where the fertilization of ovum occurs?
  3. Where does the embryo get implanted after fertilization?

Estrogen is secreted by ______


Which of the following are accessory ducts of female reproductive system?


Identify the layer that makes up the corona radiate.


Which of the following is ectodermal in origin?

(i) Heart
(ii) Sweat glands
(iii) Adrenal medulla
(iv) Middle ear
(v) Urinary bladder
(vi) Dermis of skin

A sac shaped like an upside down pear with a thick lining and muscles in the pelvic area where a fertilized egg or zygote comes to grow into a baby is called ______.


The external genitalia of the human female is called ______.


The opening of the vagina is often covered partially by a membrane called ______.


To answer the question, study the graphs below for Subjects 1 and 2 showing different levels of certain hormones.

For subject 2 it is observed that the peak for hormone B has reached the plateau stage. After approximately how much time will the curve for hormone B descend?


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 ______


Read the following and answer from given below:

Oogenesis is the process of the formation of an ovum in the ovaries. It consists of three phases: multiplication, growth, and maturation. Oogenesis is controlled by hormones GnRH, LH, FSH. GnRH secreted by the hypothalamus stimulates the anterior lobe of the pituitary gland to secrete LH and FSH.

Identify the functions of LH.

  1. Release of a secondary oocyte from Graafian follicle.
  2. Stimulates corpus luteum to secrete progesterone.
  3. Stimulates estrogen formation.
  4. Promotes development of egg to form secondary oocyte.

How does fertilisation take place? Fertilisation occurs once in a month. Comment.


Female reproductive organs and associated functions are given below in column A and B. Fill the blank boxes.

Column A Column B
Ovaries Ovulation
Oviduct a
b Pregnancy
Vagina Birth

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