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कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

Identify True/False statement. Correct false statement to make it true. Presence or absence of hymen is not a reliable indicator of virginity or sexual experience. - Biology

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प्रश्न

Identify True/False statement. Correct false statement to make it true.

Presence or absence of hymen is not a reliable indicator of virginity or sexual experience.

सत्य या असत्य
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उत्तर

This statement is true.

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  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 3: Human Reproduction - NCERT EXERCISES [पृष्ठ ११७]

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नूतन Biology [English] Class 12 ISC
अध्याय 3 Human Reproduction
NCERT EXERCISES | Q 16. (g) | पृष्ठ ११७

संबंधित प्रश्न

Mention the functions of Uterus in the human female reproductive system.


Describe the development of a fertilized ovum upto implantation.


Given here is a section of the female reproductive system of human beings.

Name the parts labelled 1 to 4


Describe the human female reproductive system with a labelled diagram.


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

Sperm duct, penis, testes, sperms, semen.


Differentiate between:  

Implantation and pregnancy 

 


After puberty human female shows cyclic changes in her reproductive system. Explain structural and hormonal changes in the uterus.

                                      (OR)

Give reasons :
(1) Scrotal sac serves as thermoregulator.
(2) Corpus luteum gets converted into corpus albicans in absence of fertilization.
(3) Missing of menses is the first indication of pregnancy.
(4) Surgical sterilization is a permanent method of birth control. (5) Human egg is microlecithal.


 Mention the exact location of the following : 
Amniotic fluid 


 The diagram given below represents a system in the human body. Stud the diagram and answer the following questions: 

Mention the number and the name of the part involved in fertilization and implantation from the above diagram. 


Complete the following statement by choosing the correct alternative:
Menstrual flow is a character is the feature of ______.


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?


Give Technical Term:

What term is used for the production and maturation of eggs in the ovaries?


Write the functional activity of the following structure:

Graafian follicle


Write the functions of ovary


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?

The largest cell in the human body of a female is ______.


The estrus cycle is a characteristic of ______.


Lower narrow end of uterus is called ______.


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

If the peak of Hormone A does not appear in the study for Subject 1, which of the following statement is true?


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

Which structure in the ovary will remain functional in subject 2?


The ability to reproduce is lost in a female after ______ 


When the foetus is growing inside the uterus it needs nutrients. Which part provides these nutrients?


Tubectomy is carried out by blocking the ______ 


What changes are observed in the uterus if fertilisation does not occur?


In human beings, the correct sequence of events during reproduction is


Which is a pear-shaped muscular organ in females? 


What is the other name for fallopian tubes?


Bartholin's glands are homologous to ______.


List two roles of the Oviduct in the human reproductive system.


The ______ is also called the womb.


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