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Industrial Chemistry
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Industrial Chemistry
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25 Questions

1. The most commonly used microbe in alcohol fermentation is
2. In case of Alizarin, use of Al3+ ions as mordant imparts which colour to the fabric?
3. Which of the following vitamin causes Ariboflavinosis?
4. Which of the following substances are commonly used in a filter?
5. How long does it take to complete fermentation process in case of red wine?
6. Malting process allows malt amylase and proteinases to degrade starch and protein to ______.
7. Extraction of metal ions from ores by bacteria is called
8. Permanent hardness of water is caused by the presence of _____.
9. The most common auxochrome group is
10. Which of the following is an acid azo dye?
11. Chlorella sp. are widely used in the removal of _____.
12. In a hot climate, grapes lose acidity because _______.
13. Which of the following vitamin is essential for the development of red blood cells?
14. The match heads contain ---------- and ------------, with powdered glass, colorants, fillers, and a binder made of glue and starch.
15. An addition of small dose of chlorine gas to filtered water is known as
16. The activated sludge process consists of returning a portion of the clarifier ______.
17. The addition of known active microbes to soil or water with the purpose of accelerating microbial processes is called ______.
18. Desalination plant is very expensive because it__________
19. The purest form of naturally occurring water is ______.
20. Which one of the following is called Brewers Yeast
21. Zeolite used in zeolite softening process for the treatment of hard water gets exhausted after certain time of usage but can be regenerated by flushing it with _______.
22. Permanent hardness of water may be removed by the addition of ______.
23. Which is the only adhesive which can be used to join metals together?
24. Which of the following vitamin deficiency causes Pellagra?
25. Sake is ____.

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