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

Emergency contraceptives are effective if used within ______. - Biology

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प्रश्न

Emergency contraceptives are effective if used within ______.

विकल्प

  • 72 hrs of coitus

  • 72 hrs of ovulation

  • 72 hrs of menstruation

  • 72 hrs of implantation

MCQ
रिक्त स्थान भरें
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उत्तर

Emergency contraceptives are effective if used within 72 hrs of coitus.

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अध्याय 4: Reproductive Health - MULTIPLE CHOICE QUESTIONS [पृष्ठ २५]

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एनसीईआरटी एक्झांप्लर Biology [English] Class 12
अध्याय 4 Reproductive Health
MULTIPLE CHOICE QUESTIONS | Q 6. | पृष्ठ २५

संबंधित प्रश्न

Correct the following statement:

Surgical methods of contraception prevent gamete formation.


Correct the following statement:

Oral pills are very popular contraceptives among the rural women.


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?


How is contraception achieved by a contraceptive pill?


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


Condoms are one of the most popular contraceptives becuase of the following reasons.


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

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.


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


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


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


Given below are four contraceptive methods and their modes of action. Select the correct match:

Method Mode of action
a) Condom (i) Ovum not able to reach Fallopian tube
b) Vasectomy (ii) Prevents ovulation
c) Pill (iii) Prevents sperm reaching the cervix
d) Tubectomy (iv) Semen contains no sperms

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


Which of the following statement is incorrect?


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


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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