The original sentence is grammatically incorrect due to a subject-verb agreement error. The correct form is "have become," which matches the plural subject "concerns."
Obvious signs is/are oxidation of food
a) Rancidity.
b) Colour changes
c) Loss of odour
d) ...
Which of the following additive extensively used in baking to improve dough
In intelligent food packaging which of the following is not an internal indicator.
The most commonly used substances for flavor enhancer in food is
a) MSG
b) IMP
c) GMP
d) Al...
In which of the following high Content of β-Glucan found
Which of the following are essential amino acids for infants?
HPP only employed in …operations.
a) Batch
b) Semi-batch
c) Continuous
d) A & C both
...Which of the following is/are Promoters of oxidation
a) Heat.
b) Light.
c) Degree of unsaturation
Which of the following Antimicrobial preservatives used in food packaging film.
a) Organic Acids
b) Spice & herb extract ...