Technology of Grains — Winter 2019

Explain the morphological structure of paddy grain.

What is return paddy? State the measures to minimize the quantity of return paddy.

Explain in detail about the air classification of wheat speciality flours.

Write the objectives of hydrothermal treatment to grains.

Define conditioning of wheat and state its objectives.

Explain the various pre-treatments required to oilseeds prior to oil extraction.

Why crude oil is not suitable for consumption? Explain the process of refining of crude oil.

State the uses of hard and soft wheat.

Enlist the equipment involved in milling of pulses and state their importance.

Briefly discuss the benefits of modern methods of milling of pulses over traditional methods and explain the CFTRI method of pulse milling.

Enlist the post milling operations carried out on wheat flour.

Explain the home scale traditional methods of pulse milling.

Explain the various factors affecting milling characteristics of pulses.

Distinguish between the modern and conventional milling of paddy.

Explain in brief about the different rollers used in wheat milling.

Explain the most appropriate drying process of paddy before storage and milling.

State the difference between floury and horny endosperm of corn.

Briefly describe the dry milling process of corn starch extraction.

Enlist and explain the ideal wheat flour properties.

State the different methods of dhal polishing.

Write the principle involved in extraction of oil by Mechanical and Solvent Extraction Method. Explain the solvent extraction method oil extraction.

What do you understand by the term ‘Supply Chain’? Explain the supply chain of any one staple cereal cultivated in India.

Define/explain the terms:

Carborandum ii) Antinutritional factors iii) Aspiration

What is protein isolate? Give the flow chart of preparation of protein isolate.

Write short notes on: