Sugar mills2008
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Transcript of Sugar mills2008
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Courtesy: Classes X 2007
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Raw MaterialsSugar is mainly made from sugar cane. The main areas of sugar-cane production from Sindh to Punjab are widely spread. As sugar cane is a tropical crop, it can’t tolerate frost. General output of sugar cane is 37.5 tonnes per hectare.
Sugarcane crop
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Sugar mills have to be located near the sugarcane fields because:
•sugarcane starts losing its sugar content as soon as it is harvested. It needs to be crushed immediately.
•sugarcane is bulky and heavy. Therefore, its transportation cost is high.
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Products and By-products
• Sugarcane is used primarily in the making of sugar, ghur and other sweet products.
• By-products are:
1. Bagasses: Used to make paper, chipboard, animal feed and also used as a fuel to produce electricity to run machinery in sugar mills.
1. Molasses: Are used to produce various types of acid and ethylene, which can be turned to packaging plastics.
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A sugar product
Making Ghur (Jaggery)
Jaggery (Gur
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By product:Bagasse Packed Sugar
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Uses of processed sugar Sugar has many uses:
•As a sweetener: Sugar is added to foods or drinks to make them taste more pleasant. For example, it balances the bitterness of coffee and reduces the tartness of sour fruit.
•As a preservative: Sugar is a natural preservative that binds water to prevent the growth of micro-organisms, thereby reducing food spoilage, as in jams and preservatives.
•As a bulking agent: Sugars gives texture to a variety of foods, from jams to frozen products.
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PAPER
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June 2001/Paper 2/Qs 4(b)(i) Describe the distribution of sugar mills in Pakistan [4](ii) Explain why sugar mills must be close to area of sugar cultivation. [2](iii) State the inputs required by a processing factory such as a sugar mill. [6](iv) Select a sugar mill at one of the following locations;
Faisalabad Mardan Thatta Explain how its input needs are satisfied. [6](v) At sugar mills the milling season lasts only 160 days. What problems does this cause and how might they be overcome? [4]
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November 2002/Paper 2/Qs 3(a) For sugar cane,(i) Name an area which is important for growing it. [1](ii) State the natural inputs that enable it to be grown in the are you have named in (a) (i). [5](iii) Explain why human inputs are very important for its successful cultivation in Pakistan. [5](iv) State three processes necessary for the cultivation of sugarcane [3](v) State the form in which it is taken to the sugar mill. [1](b) Explain why sugar mills need to be close to farms growing . Sugarcane. [3]
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M/J/06
Q3.b(i)Name the areas of high sugarcane production. [3]
(ii)Why are these areas suitable for the cultivation of sugarcane? [4]
(iii)What happens to sugarcane from the time it is fully grown to when sugar juice is extracted? [3]
(iv)Explain why baggases is an important by product of sugarcane industry. [3]
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Q1:Describe the main processes in the sugar cane industry?
Q2:Name the main locations of sugarcane production?
Q3:Why are the sugarcane industries near the fields?
Q4:Describe the problems faced by sugarcane growing farmers?
Question Bank(2000-2007)