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1. Asepsis is
- reducing the populations of microorganisms
- identifying methods of destruction
- sterility checks
- keeping out microorganisms
2. Delay in microbial decomposition can be achieved by
- asepsis
- filtration
- radiation
- all the above
3. Prevention of self-decomposition can be accomplished by
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- blanching
- washing
- chemicals
- heat
4. Which of the following is not a preservation factor?
- to restrict oxygen
- radiation
- heat
- mechanical damage
5. The rapid and constant rate of multiplication of an organism occurs during the
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- lag phase
- exponential phase
- stationary phase
- survival phase
6. Microbial decomposition of foods can be prevented by
- recontamination
- killing microbes
- scalding
- none of them
7. Restriction of access of microorganisms to a product cannot be achieved by using
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- heat
- HCl
- H2O2
- H2O
8. The widely used application of asepsis is
- clean handling
- decontamination
- packaging
- radiation
9. Heat is used to
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- inactivate microbes
- inhibit growth of microbes
- kill microbes
- restrict the growth of microbes
10. ‘Bacteriaproof’ filter is made of
- sintered glass
- diatomaceous earth
- unglazed porcelain
- all the above
