The life span of an adult $Bombyx$ $mori$ is:

The number of moults undergone by the caterpillar of $Bombyx$ $mori$ is:

$A$ : Sericin is a gummy substance which is usually retained in case of silk till the yarn or fabric stage.
$R$ : Sericin gives protection during processing.

Which of the following is known as the Oak Silkworm?

What is the larva of $Bombyx$ $mori$ called?

$A$ : Multivoltine silkworms give up to eight crops per year.
$R$ : Their cocoons contain a small amount of silk.