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Why Chemicals are added to food?...

Why Chemicals are added to food?

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R G PUBLICATION-CHEMISTRY IN EVERYDAY LIFE -EXERCISE
  1. What is the role of birth control pill? Give example of such medicine.

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  2. What are the main constituents of 'dettol'?

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  3. Why Chemicals are added to food?

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  4. Write the Chemical name of Saccharin. What is its sweetness value?

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  5. What are food preservatives?

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  6. Write the constituents of shaving soap.

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  7. Give an example of a hair conditioner deter-gent.

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  8. Why should not mediciens be taken without consulting doctors?

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  9. How drugs are classified? Decribe in brief.

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  10. Describe the two different ways that a drug inhibit the attachment of ...

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  11. When you suffer from cold, there is nasal congestion. Which chemical i...

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  12. Write the function of aspirin.

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  13. Write the modern definition of antibiotics. Who discovered penicillin?...

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  14. Define broad spectrum, narrow spectur, anti-biotics. Classify the foll...

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  15. What are disinfectants? Give two examples.

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  16. Write the different components of soap. Why do soaps not work in hard ...

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  17. Mention one advantage of the use of synthetic detergent over soap.

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  18. What are biodegradable & non-biodegradable detergents? Give one exampl...

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  19. What are associated colloids? Briefly describe the cleansing action of...

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  20. Explain the following terms with suitable ex-ample: Cationic detergent...

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