Which of the following is commonly called a polyamide ?

A. Orion

B. Terylene

C. Rayon

D. Nylon

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  1. Glass is made from the mixture of
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  3. The intencity of Earthquakes is measured on
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  5. When a gas is turned into a liquid, the process is called
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  10. The metal that is present in Photo Films is
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  17. Water has maximum density at
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  20. The Panda belongs to the same family as that of
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  22. The chemial name of Uria is
  23. In a certain electronic circuit the output is positive if input 1 is positive and input 2 is zero. If…
  24. The major ingredient of leather is
  25. Cell membrane is
  26. The fastest-running terrestrial animal is
  27. Which of the following elements is obtained from sea weeds ?
  28. The element present in the largest amount in rocks and minerals is
  29. Bromine is
  30. The property of a substance to absorb moisture from the air on exposure is called