6. Ropiness in bread is caused by

A. Bacillus subtilis
B. A. niger
C. R. nigricans
D. P. expansum

7. Which of the following (s) is/are the major spoilage of soft drinks from the marked growth of yeasts and bacteria?

A. Cloudiness and ropiness
B. Flat sour spoilage
C. Superficial fungal spoilage
D. Pin-spot molding

8. Mined salt has been reported to contain about

A. 50% Micrococcus, 10% Coryneforms and 14% Bacillus
B. 60% Micrococcus, 20% Coryneforms and 14% Bacillus
C. 70% Micrococcus, 20% Coryneforms and 4% Bacillus
D. 70% Micrococcus, 20% Coryneforms and 10% Bacillus