(A) Oral contraceptive pills contain either a combination of synthetic progesterone and estrogen or only progesterone. These hormones work by inhibiti

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(A) Oral contraceptive pills contain either a combination of synthetic progesterone and estrogen or only progesterone. These hormones work by inhibiting ovulation (the release of an egg from the ovary) and altering the cervical mucus to prevent sperm from reaching the egg. Therefore,the correct option is $A$.

Class 12 Biology Reproductive Health Method of birth control

Medium

$A$ contraceptive pill contains:

A
Progesterone and estrogen
B
Spermicidal salts
C
Chemicals that cause automatic abortion
D
Chemicals that prevent fertilization of ovum

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Class 12

Biology Questions

Chapter

Reproductive Health

Subtopic

Method of birth control

Identify the odd one out.

Medium

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Which of the following graphs is the correct representation of the level of progesterone in a female who has been using Mala-$D$ as a method of birth control?

Medium

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Which option shows correctly matched pairs for Column-$I$ and Column-$II$?

Column-$I$ Column-$II$

$p$. Natural method $i$. Cervical caps

$q$. Barrier method $ii$. Hormone releasing $IUD$

$r$. Multiload $375$ $iii$. Coitus interruptus

$s$. $LNG-20$ $iv$. Non-medicated $IUD$

$v$. Copper releasing $IUD$

Column-$I$	Column-$II$
$p$. Natural method	$i$. Cervical caps
$q$. Barrier method	$ii$. Hormone releasing $IUD$
$r$. Multiload $375$	$iii$. Coitus interruptus
$s$. $LNG-20$	$iv$. Non-medicated $IUD$
	$v$. Copper releasing $IUD$