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

Correct the following statement: Surgical methods of contraception prevent gamete formation.

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प्रश्न

Correct the following statement:

Surgical methods of contraception prevent gamete formation.

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उत्तर

Surgical methods of contraception prevent gamete transit, which prevents fertilisation.

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अध्याय 3: Reproductive Health - EXERCISES [पृष्ठ ५०]

APPEARS IN

एनसीईआरटी Biology [English] Class 12
अध्याय 3 Reproductive Health
EXERCISES | Q 12. (a) | पृष्ठ ५०
नूतन Biology [English] Class 12 ISC
अध्याय 3 Reproductive Health
NCERT EXERCISES WITH ANSWERS | Q 12. (a) | पृष्ठ १४२

संबंधित प्रश्न

Is the use of contraceptives justified? Give reasons.


Removal of gonads cannot be considered as a contraceptive option. Why?


State True/False with explanation.

Complete lactation could help as a natural method of contraception.


Short answer question.

Comment on any two mechanical contraceptive methods.


Answer the following question.

Describe the various methods of birth control to avoid pregnancy.


What is MTP?


Which of the following is a hormone releasing IUD?


Amniocentesis can be used to determine ______.


How is contraception achieved by a contraceptive pill?


How is contraception achieved with intra uterine devices such as copper T and loop?


What is the term used for the gonorrhoea infection caused to girls before puberty?


Which of the following are chemical barriers used as contraceptives?


Choose the correct option:

Sterilisation techniques are generally fool proof methods of contraception with least side effects. Yet, this is the last option for the couples because:

  1. It is almost irreversible
  2. Of the misconception that it will reduce sexual urge/drive
  3. It is a surgical procedure
  4. Of lack of sufficient facilities in many parts of the country

The correct surgical procedure as a contraceptive method is ______.


Diaphragms are contraceptive devices used by the females.

Choose the correct option from the statements given below:

  1. They are introduced into the uterus
  2. They are placed to cover the cervical region
  3. They act as physical barriers for sperm entry
  4. They act as spermicidal agents

The present population growth rate in India is alarming. Suggest ways to check it.


What is the significance of progesterone-estrogen combination as a contraceptive measure?


What are the advantages of natural methods of contraception over artificial methods?


Comment on the essential features required for an ideal contraceptive.


A population that exhibits birth rate identical to death rate implies ______.


When ovulation does not occur during the period of intense lactation following parturition, it is termed as ______.


Which of the following statement is incorrect?


Which of the following is a hormone-releasing contraceptive?


Given below are certain situations. Analyse the situation and suggest the name of suitable contraceptive device along with mode of action.

Situation Requirement of contraceptive for - Name of contraceptive device Mode of action
1 blocking the entry of sperms through cervix ______ ______
2 spacing between children ______ ______
3 effective emergency contraceptive ______ ______
4 terminal method to prevent any more pregnancy in female ______ ______
5 sterilization in male ______ ______

Match the columns :

  Column 'A'   Column 'B'
1 Mechanical means a Saheli
2 Physiological device b Jellies
3 Chemical device c Vasectomy
4 Permanent method d Diaphragm

Name any two birth control measures which have high chances of failure.


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