In a country like India,what is required for proper human nutrition in addition to milk?

The increase in food production,in addition to the use of improved crop varieties,was due to $..........$ and $..........$.

Credit for bringing the green revolution to India goes to

Silk,honey and lac are:

What is a Pomato?

Consider the following four measures $(I-IV)$ that could be taken to successfully grow chickpea in an area where bacterial blight is common.
$I.$ Spray with Bordeaux mixture.
$II.$ Control of the insect vector of the disease pathogen.
$III.$ Use of disease-free seeds only.
$IV.$ Use of varieties resistant to the disease.
Which of the above measures can control the disease?