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Question
Name two α-amino acids which form a dipeptide which is 100 times more sweet than cane sugar?
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Solution
Aspartic acid and phenylalanine are two a-amino acids that form the methyl ester of dipeptide and named as aspartame (an artificial sweetener) which is 100 times more sweet than cane sugar.
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Mr. Roy, the principal of one reputed school organized a seminar in which he invited parents and principals to discuss the serious issue of diabetes and depression in students. They all resolved this issue by strictly banning the junk food in schools and to introduce healthy snacks and drinks like soup, lassi, milk etc. in school canteens. They also decided to make compulsory half an hour physical activities for the students in the morning assembly daily. After six months, Mr. Roy conducted the health survey in most of the schools and discovered a tremendous improvement in the health of students.
After reading the above passage, answer the following :
(i) What are the values (at least two) displayed by Mr. Roy ?
(ii) As a student, how can you spread awareness about this issue ?
(iii) What are tranquillizers ? Give an example.
(iv) Why is use of aspartame limited to cold foods and drinks ?
Why do we require artificial sweetening agents?
What are food preservatives?
Name a sweetening agent used in the preparation of sweets for a diabetic patient.
What problem arises in using alitame as artificial sweetener?
Among the following, which one acts as a food preservative?
Aspartame, Aspirin, Sodium Benzoate, Paracetamol
Why the use of alitame as an artificial sweetener is not recommended?
Why the use of alitame as an artificial sweetener is not recommended?
Which of the following will not enhance nutritional value of food?
Pickles have a long shelf life and do not get spoiled for months, why?
What is the difference between saccharin and saccharic acid?
Name an artificial sweetener which is derivative of sucrose.
Aspartame is unstable at cooking temperature, where would you suggest aspartame to be used for sweetening?
Sodium salts of some acids are very useful as food preservatives. Suggest a few such acids.
Assertion: Preservative are added to food items.
Reason: Preservatives inhibit the growth of microorganisms.
Assertion: Artificial sweeteners are added to the food to control the intake of calories.
Reason: Most of the artificial sweeteners are inert and do not metabolise in the body.
Rayon is:
Which synthetic sweetener is 100 times sweeter than cane sugar?
