A : first sign of growing foetus may be noticed by listening to heart sound through stethoscope. R :

English

Gujarati

Hindi

2.Human Reproduction

normal

$A$ : The first sign of growing foetus may be noticed by listening to the heart sound through the stethoscope.
$R$ : By the end of second month of pregnancy, the foetus develops limbs and digits.

Assertion and Reason both are correct and also correct explantion.

Assertion and Reason both are correct but not explanation of assertion.

Assertion is correct, but Reason is incorrect.

Both Assertion and Reason are incorrect.

Human heart is formed after one month of pregnancy.

Standard 12

Biology

normal

normal

normal

normal

normal