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

State True/False with explanation. Complete lactation could help as a natural method of contraception.

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प्रश्न

State True/False with explanation.

Complete lactation could help as a natural method of contraception.

चूक किंवा बरोबर
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उत्तर

This statement is true.

Explanation:

Complete lactation or lactational amenorrhea is a natural method of contraception. However, it is limited till the lactation period, which continues till six months after parturition.

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Notes

Textbook answer is incorrect.

  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 3: Reproductive Health - EXERCISES [पृष्ठ ५०]

APPEARS IN

एनसीईआरटी Biology [English] Class 12
पाठ 3 Reproductive Health
EXERCISES | Q 11. (c) | पृष्ठ ५०
नूतन Biology [English] Class 12 ISC
पाठ 3 Reproductive Health
NCERT EXERCISES WITH ANSWERS | Q 11. (c) | पृष्ठ १४२

संबंधित प्रश्‍न

Is the use of contraceptives justified? Give reasons.


Short answer question.

Comment on any two mechanical contraceptive methods.


Short answer question.

Write a note on tubectomy.


Answer the following question.

Describe the various methods of birth control to avoid pregnancy.


Which of the following is a hormone releasing IUD?


What is the function of macrophages in immune defense?


Amniocentesis can be used to determine ______.


How is contraception achieved by a contraceptive pill?


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

Emergency contraceptives are effective if used within ______.


The correct surgical procedure as a contraceptive method is ______.


Match List - I with List - II.

List I List II
(a) Vaults (i) Entry of sperm through
Cervix is blocked
(b) IUDs (ii) Removal of Vas deferens
(c) Vasectomy (iii) Phagocytosis of sperms
within the Uterus
(d) Tubectomy (iv) Removal of the fallopian tube

Choose the correct answer from the options given below.


Mention two advantages of lactational amenorrhea as a contraceptive method.


Copper ions-releasing IUDs are more efficient than non-medicated methods. Why?


Discuss the mode of action and advantages/disadvantages of hormonal contraceptives.


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?


The attributes of population but not of the individual are ______.


Name and explain a surgical contraceptive method that can be adopted by the male partner of a couple.


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

The diagram represents a surgical sterilization method in males. Study the same and answer the questions that follow :

  1. Give the name of the surgical method represented in the diagram.
  2. Which part is ligated or cut?
  3. Name the corresponding surgical method conducted in females.

The technique used to block the passage of sperm in male is______.


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