Short Answer TypeAfter watching a programme on TV about the adverse effects of junk food and soft drinks on the health of school children, Sonali, a student of Class XII, discussed the issue with the school principal. Principal immediately instructed the canteen contractor to replace the fast food with the fibre and vitamins rich food like sprouts, salad, fruits etc. This decision was welcomed by the parents and the students.
After reading the above passage, answer the following questions:
(a) What value are expressed by Sonali and the Principal of the school?
(b) Give two examples of water-soluble vitamins.
Which one of the following is a food preservative? Equanil, Morphine, Sodium benzoate
What are the following substances? Give one example of each one of them.
(i) Tranquilizers
(ii) Food preservatives
(iii) Synthetic detergents
Long Answer TypeDescribe the following giving one example for each:
(i) Detergents
(ii) Food preservatives
(iii) Antacids
Short Answer TypeSeeing the growing cases of diabetes and depression among young children, Mr Lugani, the principal of on reputed school organised a seminar in which he invited 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 morning assembly. After six months, Mr Lugani conducted the health survey is most of the schools 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.
(i) The values displayed by Mr Lugani are:
(ii) Awareness regarding diabetes and depression can be spread among students by seminars, health camps, debates, pamphlets, workshops by doctors, etc. to highlight the need to follow healthy eating habits and importance of physical activity in the day to day life of students.
(iii) Antidepressant drug: Antidepressant drugs are those class of organic compounds that are neurologically active drugs. These drugs reduce the symptoms of major depressive disorders and other conditions, including anxiety disorders, obsessive-compulsive disorder, eating disorders, chronic pain, neuropathic pain and sleep disorders, by correcting chemical imbalances of neurotransmitters in the brain.
Example: Iproniazid, phenelzine, etc.
(iv) Artificial sweetening agents such as aspartame can be used in the preparation of sweets for a diabetic patient.
(i) What class of drug is Ranitidine?
(ii) If water contains dissolved Ca2+ ions, out of soaps and synthetic detergents, which will you use for cleaning clothes?
(iii) Which of the following is an antiseptic?
0.2% phenol, 1% phenol
What is the cause of a feeling of depression in human beings? Name a drug which can be useful in treating this depression.
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