Advertisements
Advertisements
Questions
Define antioxidants?
Define antioxidants and mention two examples.
Advertisements
Solution 1
Antioxidant is a substance which when added to food retards or prevents the oxidative deterioration of food.
Examples:
BHA, BHT
Solution 2
Antioxidant: is a substance which when added to food, retards or prevents oxidative deterioration of food. Fats and oils are oxidized easily, turn rancid and becomes unpalatable
RELATED QUESTIONS
Draw structure of BHT.
Which one of the following is a food preservative?
Equanil, Morphine, Sodium benzoate
On the occasion of World Health Day, Dr. Satpal organized a ‘health camp’ for the poor farmers living in a nearby village. After check-up, he was shocked to see that most of the farmers suffered from cancer due to regular exposure to pesticides and many were diabetic. They distributed free medicines to them. Dr. Satpal immediately reported the matter to the
National Human Rights Commission (NHRC). On the suggestions of NHRC, the government decided to provide medical care, financial assistance, setting up of super-speciality hospitals for treatment and prevention of the deadly disease in the affected villages all over India.
(i) Write the values shown by
(a) Dr. Satpal
(b) NHRC
(ii) What type of analgesics are chiefly used for the relief of pains of terminal cancer ?
(iii) Give an example of artificial sweetener that could have been recommended to diabetic patients
What are food preservatives?
What are artificial sweetening agents? Give two examples.
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
Seeing the growing cases of diabetes and depression among children, Mr. Chopra, the principal of one reputed school organized a seminar in which he invited parents and principals. They all resolved this issue by strictly banning the junk food in schools and by introducing 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. Chopra 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 questions :
(i) What are the values (at least two) displayed by Mr. Chopra ?
(ii) As a student, how can you spread awareness about this issue ?
(iii) Why should antidepressant drugs not be taken without consulting a doctor ?
(iv) Give two examples of artificial sweeteners.
Write one example each of Artificial sweetener.
Write one example each of Antacids.
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 chemicals can be added for sweetening of food items at cooking temperature and does not provide calories?
Sugar is the main source of energy as it produces energy on metabolic decomposition. But these days low calorie drinks are more popular, why?
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?
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.
Of the following properties about thiosulphate, which one is not applicable?
Rayon is:
Which of the following is a naturally occurring antioxidant?
