Concerning the usefulness of the by-products of the sugar industry, which of the following statements is/are correct?

I. Bagasse can be used as biomass fuel for energy generation.

II. Molasses can be used as a feedstock to produce synthetic chemical fertilizers.

III. Molasses can be used for the production of ethanol.

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In the context of food and Nutritional Security of India, enhancing the 'Seed Replacement Rates' of various crops helps in achieving the food production targets of the future. But what is/are the constraint/constraints in its wider/greater implementation?

I. There is no National Seeds Policy in place.

II. There is no participation of private sector seed companies in the supply of quality seeds of vegetables and planting materials of horticultural crops.

III. There is a demand-supply gap regarding quality seeds in case of low value and high volume crops.

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Consider the following crops:

I. Cotton

II. Groundnut

III. Rice

IV. Wheat

Which of these are Kharif crops?