Fresh foods have water activity (Aw) of____________________?

Related Mcqs:

1. Dried foods have water activity (Aw) of___________________?

   A. 1.0
   B. 1.5
   C. 0.6
   D. non of these

2. Which one of the following classify foods into 3 broad categories stable, semi perishable and perishable______________________?

   A. Chemist
   B. Nutritionist
   C. Food processor
   D. All the above

3. Foods that fall within the pH range of 5.0 to 4.5 are called_____________________?

   A. High acid foods
   B. Acid foods
   C. Medium acid foods
   D. Low acid foods

4. Foods having pH value of below 3.7 are called____________________?

   A. High acid foods
   B. Acid foods
   C. Medium acid foods
   D. Low acid foods

5. Some substance are added intentionally to foods for the purpose of marketing them more profit able are known as_____________________?

   A. Food contamination
   B. Food adulterants
   C. Food additives
   D. All the above

6. The improve and stabilize the texture of foods which types of stabilizers and thickeners are used _____________________?

   A. Guar gum
   B. Agaragar
   C. Starch
   D. All the above

7. Pure water has an water activity (Aw) of___________________?

   A. 0.99
   B. 1.00
   C. 1.5
   D. non of these

8. Colour changes leading to brown, grey and other in fresh and cured meat can be arise from_____________________?

   A. Biochemical changes
   B. Physical changes
   C. Microbial activity
   D. enzyme activity

9. When fresh meat in a butcher’s shop is cut, the newly exposed surface, on coming in contact with oxygen becomes______________________?

   A. Pinkish
   B. Brownish
   C. Bright red
   D. Red

10. The storage life of fresh beef at 34ºF with R.H of 92% is_________________?

    A. 1-3 weeks
    B. 1-4 weeks
    C. 1-6 weeks
    D. 1-8 weeks