In the chapter ‘Microbes in Human Welfare’, the textbook includes which of the following in the list of microbes?
I. protozoa II. Viruses
III. Viroids IV. Prions
 
1. Only I, II and III 2. Only I, III and IV
3. Only II, III and IV 4. I, II, III and IV
Subtopic:  Microbes in Household Products | Microbes in Production of Biogas | Microbes in Biocontrol Agent |
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Lactic Acid Bacillus, while used for converting milk to curd, increases the nutritional value of curd by adding vitamin:

1. A 2. B12
3. C 4. D
Subtopic:  Microbes in Household Products |
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Consider the given two statements:
Statement I: During growth, the LAB produces acids that coagulate and partially digest the milk proteins.
Statement II: The dough, which is used for making foods such as dosa and idli is fermented by fungi.
1. Both Statement I and Statement II are correct
2. Only Statement I is correct
3. Only Statement II is correct
4. Both Statement I and Statement II are incorrect
Subtopic:  Microbes in Household Products |
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The rising of dough is due to:

1. Multiplication of yeast

2. Production of CO2

3. Emulsification

4. Hydrolysis of wheat flour starch into sugars

Subtopic:  Microbes in Household Products |
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Large holes in Swiss cheese are the result of fermentation by:
1. Streptococcus salivarius
2. Propionibacterium shermanii
3. Lactobacillus helveticus
4. Lactobacillus delbrueckii

Subtopic:  Microbes in Household Products |
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