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कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

Assertion: All chemicals added to food items are called food preservatives. Reason: All these chemicals increase the nutritive value of the food. - Chemistry

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प्रश्न

Assertion: All chemicals added to food items are called food preservatives.

Reason: All these chemicals increase the nutritive value of the food.

विकल्प

  • Assertion and reason both are correct statement but reason does not explain assertion.

  • Assertion and reason both are correct and reason explains the assertion.

  • Both assertion and reason are wrong statement.

  • Assertion is correct statement reason is wrong statement.

  • Assertion is wrong statement reason is correct.

MCQ
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उत्तर

Both assertion and reason are wrong statement.

Explanation:

Chemicals which are added to food items to prevent them from spoiling against bacteria yeast and moulds are called food preservatives. They do not increase nutritive value of food.

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अध्याय 16: Chemistry In Everyday Life - Multiple Choice Questions (Type - I) [पृष्ठ २३९]

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एनसीईआरटी एक्झांप्लर Chemistry [English] Class 12
अध्याय 16 Chemistry In Everyday Life
Multiple Choice Questions (Type - I) | Q 95 | पृष्ठ २३९

संबंधित प्रश्न

Define antioxidants?


Write ‘four’ physical methods of preserving food materials


Seeing the growing cases of diabetes and depression among young children, Mr Lugani, the principal of one reputed school, organised a seminar in which he invites parents and principals. They all resolved this issue by strictly banning junk food in schools and introducing healthy snacks and drinks like soup, lassi, milk etc. in school canteens. They also decided to make compulsory half an hour of daily physical activities for the students in the health survey in most of the school and discovered a tremendous improvement in the health of the students

After reading the above passage, answer the following questions:

(i) What are the values (at least two) displayed by Mr Lugani?

(ii) As a student, how can you spread awareness about this issue?

(iii) What are antidepressant drugs? Give an example.

(iv) Name the sweetening agent used in the preparation of sweets for a diabetic patient.


Why do we require artificial sweetening agents?


What are food preservatives?


Why is use of aspartame limited to cold foods and drinks?


What are artificial sweetening agents? Give two examples.


Name a sweetening agent used in the preparation of sweets for a diabetic patient.


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 Antacids.


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?


Name two α-amino acids which form a dipeptide which is 100 times more sweet than cane sugar?


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.


Of the following properties about thiosulphate, which one is not applicable?


The artificial sweetener that has the highest sweetness value in comparison to cane sugar is ______.


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