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1. RDX is chemical compound. How is it used?

  1. As an composition
  2. As an reactor
  3. As an explosive
  4. As an nuclear weapon


2. As a vegetable preservative poly______ foam is used:

  1. Uthane
  2. Uriathenes
  3. Urathanes
  4. Urethanes


3. Chemistry is a branch of science which can be used for providing the services to mankind. Comment on the statement.

  1. True
  2. False
  3. May Be
  4. Strongly not


4. Where the Bio-chemical compounds are used?

  1. Skin Treatments
  2. Food preservatives
  3. Cooking Oils
  4. All of the above


5. What is the composition of soap?

  1. Sodium salt with fatty acids.
  2. Potassium salt with fatty acids
  3. Both a & b
  4. Sodium and Potassium salt mixed with chemicals.


6. What is detergent?

  1. A liquid surfactant
  2. A liquid soluble
  3. A liquid sovent
  4. A liquid solution


7. Which is not used as an alkali?

  1. Sodium hydroxide
  2. Potassium hydroxide
  3. Carbon hydroxide
  4. Nitrogen hydroxide


8. What is toxicity?

  1. A chemical reaction
  2. A process used in the manufacturing of detergents
  3. A harmful effect of soaps and detergents required to measure the effectiveness.
  4. A process used in the manufacturing of soaps


9. Which one is not the form of Biocides?

  1. Salt
  2. Iodine
  3. Sugar
  4. Bleech


10. How biocides work?

  1. Control the multiplication of insects
  2. Kill the insects
  3. Manage the original form of material
  4. Control the bacteria