Milk and Milk Products problems
- 1. Cheese cancer of Swiss and similar cheese is caused by
Options- A. Oospora Crustacea
- B. Oospora caseovorans
- C. Oospora aurianticum
- D. none of these Discuss
Correct Answer: Oospora caseovorans
- 2. Which of the following species of Clostridium is responsible for formation of dark green to black colours in cheese?
Options- A. Clostridium tyrobutyricum
- B. Clostridium sporogenes
- C. Clostridium herbarum
- D. None of these Discuss
Correct Answer: Clostridium herbarum
- 3. Pseudomonas syncyanea produces a
Options- A. bluish gray to brownish color in milk in its pure form
- B. brownish color to bluish gray in milk in its pure form
- C. gray to brownish color in milk
- D. yellow color in milk Discuss
Correct Answer: bluish gray to brownish color in milk in its pure form
- 4. Bulgarian butter milk is made with the help of
Options- A. Lactobacillus bulgaricus
- B. Streptococcus lactis
- C. Streptococcus thermophilus
- D. S. cremoris Discuss
Correct Answer: Lactobacillus bulgaricus
- 5. Surface taint in butter which is blamed on Pseudomonas putrefaciens is also called as
Options- A. rabbito
- B. putridity
- C. both (a) and (b)
- D. none of these Discuss
Correct Answer: both (a) and (b)
- 6. The yoghurt is made from
Options- A. Lactobacillus bulgaricus
- B. Streptococcus thermophilus
- C. S. cremoris
- D. mixed culture of (a) and (b) Discuss
Correct Answer: mixed culture of (a) and (b)
- 7. Ropiness caused by Enterobacter usually is
Options- A. worse at the middle of the milk
- B. worse at the bottom of the milk
- C. worse near the top of the milk
- D. all of these Discuss
Correct Answer: worse near the top of the milk
- 8. Cheese with too low an acidity because of the addition of cream or the failure of the starter often is made gelatinous or slimy by
Options- A. Pseudomonas
- B. P. fragi
- C. Alcaligenes metalcaligenes
- D. all of these Discuss
Correct Answer: all of these
- 9. Non bacterial ropiness or sliminess in milk and milk products may be due to the
Options- A. stringiness caused by mastitis and in particular by fibrin and leucocytes from the cow's blood.
- B. sliminess resulting from the thickness of the cream
- C. stringiness due to thin films of casein or lactalbumin during cooling
- D. all of the above Discuss
Correct Answer: all of the above
- 10. The acidity may be described as "aromatic" when
Options- A. Lactic streptococci and aroma forming Leuconostoc species are growing together
- B. Streptococcus lactis and other lactis are growing together
- C. appreciable amounts of volatile fatty acids are produced by Coliform bacteria
- D. all of the above Discuss
Correct Answer: Lactic streptococci and aroma forming Leuconostoc species are growing together
More in Microbiology:
Actinomycetes and Non Sporing AnaerobesAlgaeAntibodyAntigen Antibody ReactionAntimicrobial Chemotherapeutic AgentsBacillusBacteriaBacteria MorphologyBacteriophagesBrucellaCell CultivationsCell Cultures and CharacteristicsClostridiumDNA ReplicationDNA Sequencing, Mutation and RepairEnergy Release and ConservationEnzyme ReactionEnzymes RegulationFish and Sea FoodsFood IllnessFruits and VegetablesFungi - Molds and YeastsGrowth and Nutrition of BacteriaHeated Canned FoodsHepatitis VirusesIdentification of BacteriaImmune ResponseImmune SystemIndustrially Useful Microbial ProcessesMicrobes in Aquatic EnvironmentMicrobial GeneticsMicrobial MetabolismMicrobial Recombination and Gene TransferMicrobiology of FoodsMicrobiology of SoilsMicrobiology of Waste WaterMicro OrganismsMicroorganisms and DiseaseMilk and Milk ProductsMiscellaneous FoodsMycobacteriumNucleic Acid StructurePhysical and Chemical AgentsPolymerase Chain ReactionPoultry, Egg and MeatPoxviridae and PicronaviridaeProtozonPseudomonas and BurkholderiaRetroviridaeRhabdoviridae, Caliciviridae and AstroviridaeSauerkraut and PicklesSpirochacter and EnterobacteriaceacStaplylococcusStreptococcusTranscriptionTranslation and RegulationVibrio, Aeromonas and PlesiomonasVirusesViruses From Animal and PlantsViruses in EukaryotesWine and BeerProgramming
Copyright ©CuriousTab. All rights reserved.