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Microbe in Human Welfare-Important Questions & Preparation Tips

In this article you will get the clue that from where and how the questions are being framed from the chapter Microbe in Human Welfare

Apr 20, 2013 16:43 IST

In this article you will get the clue that from where and how the questions are being framed from the chapter Microbe in Human Welfare
The experts of jagranjosh.com have full confidence that you will not miss any of the questions in the board exam as well as in competitive exams from this chapter if you will keep the following terms / question in your mind while studying.

• What do you understand by the term nutritive media?

• What is the shape of tobacco mosaic virus?

• What is LAB? How LAB increases the nutritional value of milk?

• What is baker’s yeast?

• Name the oldest food item in which microbes had used

• What is the name of bacterium responsible for making large holes in Swiss cheese?

• Name the two different verities of cheese

• What is fermentation?

• What is the use of brewer’s yeast?

• Why wine and beer are produced without distillation process while whisky ,rum and brandy are by distillation process?

• Name the antibiotic which comes serendipity

• For what Chain and Florey were awarded by the Nobel Prize in 1945

• Give the name of microorganisms producing citric acid, acetic acid, butyric acid and lactic acid

• Enzyme used in detergents formulation

• What is the use of proteases and pectinases in fruit juice industry?

• Which enzyme is used as Clot Buster?

• Source and use of cyclosporine A.

• Name the microorganism which produces a blood cholesterol lowering agent.

• Why heterotrophic microorganisms are used in sewage treatment?

• What is primary sludge? Difference between primary and secondary treatment?

•  What is significance of BOD?

• An assay on BOD

• What is activated sludge?

• Production of biogas is the result of digestion of aerobic bacteria or anaerobic bacteria

• What is Bt- cotton?

• Name the group of virus which attacks on insects and arthropods

• Name any two species of fungus, which are used in the production of the antibiotics

• Three water samples namely river water, untreated sewage water and secondary effluent discharged from a sewage treatment plant were s ubjected to BOD test. The samples were labelled A, B and C; but the laboratory attendant did not note which was which. The BOD values of the three samples A, B and C were recorded as 20mg/L, 8mg/L and 400mg/L, respectively. Which sample of the water is most polluted? Can you assign the correct label to each assuming the river water is relatively clean?

• Note on biofertilizer, organic farming and mycorrhiza

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