What became useful in the increased production of food thousands of years ago?

Artificial breeding of cattle is brought about by

Match the following columns:

Column-$I$ (Crop)	Column-$II$ (Variety)	Column-$III$ (Insect)
$P$. Brassica	$I$. Pusa Sem $2$ and Pusa Sem $3$	$W$. Aphids
$Q$. Flat bean	$II$. Pusa Gaurav	$X$. Shoot and fruit borer
$R$. Okra	$III$. Pusa Sawani and Pusa $A-4$	$Y$. Jassids,aphids and fruit borer

Which industry has developed significantly in Gujarat?

The Green Revolution succeeded in increasing the yield of crops mainly due to the use of:
$I.$ Improved varieties of crops
$II.$ Agro-chemicals (fertilizers and pesticides)
$III.$ Better management practices
Choose the correct option.

$MOET$ (Multiple Ovulation Embryo Transfer Technology) has not been practiced in: