When sugars heated under controlled conditions in the absence of water, they form an hydro sugar, that readily polymerized to give typical taint and brown pigment this process is called _________________?

Related Mcqs:

1. Water occupied the larger soil pores and moves down readily under the force of gravity. Water in excess of the field capacity is termed:

   A. Capillary water
   B. Hygroscopic water
   C. Gravitational water
   D. None of the above

   Submitted by: Shafiq Rehman

2. The fermentation in which sugars are converted into ethyl alcohol and carbon dioxide is__________________?

   A. Lactic fermentation
   B. Acetic fermentation
   C. Alcoholic fermentation
   D. All the above

3. Preferable form of nitrogen for rice under submerged soil conditions is ____________?

   A. NH4
   B. NO3
   C. NO2
   D. All of these

   Submitted by: Muhammad Rehan

4. A pigment sensitive to light is known as___________________?

   A. Photo phase
   B. Photo pigment
   C. Photo receptor
   D. None of the above

5. A form of controlled atmosphere storage in which the produce is stored in a partial vacuum is called_________________?

   A. Gas storage
   B. Hypo baric storage
   C. Modified storage
   D. Ca storage

6. A form of controlled atmosphere storage in which the produce is stored in a partial vacuum is called___________________?

   A. Gas storage
   B. Hypo baric storage
   C. Modified storage
   D. Ca storage

7. 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

8. According to a latest research, Pakistan is predominantly a dryland country; 80% of its land area is arid and semi arid, 12% sub-humid and 8% under humid climate. Thus , soils of arid & semi-arid regions are vulnerable to a wide range of degradation process. As the case in arid and semi-arid climates elsewhere in south-central/southern Asia and Sub-Saharan Africa; _________________ are among the major causes of soil degradation and desertification?

   A. Drought stress
   B. Accelerated erosion & salinization
   C. Depletion of soil fertility and SOM
   D. All of the above

   Submitted by: Shafiq Rehman

9. Water-erosion can be reduced / controlled by:___________?

   A. Provision of surface-cover that intercepts the rain before hitting the soil.
   B. Reducing the amount of runoff by promoting infiltration.
   C. Both a & b
   D. None of the above

   Submitted by: Shafiq Rehman

10. A controlled oxidation process by which all organisms ultimately obtain the energy stored in organic compound is known as_______________?

    A. Oxidation
    B. Transportation
    C. Respiration
    D. Both a & b