What does HYV stand for?
High yielding variants
Healthy yielding varieties
Heavy yielding varieties
High yielding variety
What is grown on more than 230 million hectares, compared to about 165 million hectares under rice ?
Wheat
Millet
Maize
Pulses
Cattle rearing for milk and meat is an important feature of
Mixed farming
Commercial farming
Intensive farming
Extensive farming
Plantation is also a type of
Subsistence farming
Which of the following has been the chief source of human food for at least 6000 years?
Rice