Enzymes belong to the category of

A. Proteins

B. Carbohydrates

C. Vitamins

D. Fats

Please do not use chat terms. Example: avoid using "grt" instead of "great".

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  1. In the acid Bessemer process, the hot metal should have the following composition.
  2. Which of the following material handling equipments is not suitable for moving materials in varying…
  3. Out of the following the refractive index is the highest for
  4. With increase in __________ Knocking tendency in a spark ignition petrol engine decreases.
  5. The size of the tetrahedral void in the closest packing of atoms is __________ that of the octahedral…
  6. Surface tension of a liquid
  7. __________ rubber is generally used for making 'O' rings used for vacuum sealings.
  8. Brittleness induced due to the presence of sulphur in steel can be reduced by adding
  9. In the X-ray radiography technique, the tube voltage for thicker plates as compared to thin plates,…
  10. Secondary hardening in steels arises out of the
  11. Which of the following is not categorised as the ore agglomeration process?
  12. The leaching solvent used in Baeyer's process for the purification of bauxite is
  13. Fahrenheit and Centigrade scales have the same readings at
  14. The phenomenon occurring during explosion of a hydrogen bomb is
  15. Which of the following relationships is correct for relating the three elastic constants of an isotropic…
  16. Which of the following is an ore dressing operation?
  17. The property of material, by which a given amount of energy is absorbed by it without plastic deformation,…
  18. Constituents of stellite are
  19. At the point of boundary layer separation in fluid flow, the
  20. Recrystallisation temperature of steel is __________ °C.
  21. Fog is an example of colloidal system of
  22. The yield point phenomenon observed in annealed low carbon steel is due to the presence of the following…
  23. The lightest non-inflammable gas is
  24. __________ is not a heat treatment process.
  25. The ability of tool steel to resist softening at high temperatures is termed as __________ hardness.
  26. The best lubricants for a machine working at high temperature & load is
  27. Case hardening is not done by
  28. Half life of a radioactive isotope corresponds to the time required for half of the __________ to decay.
  29. Which of the following is an example of stress corrosion?
  30. Volume of blast furnace slag is about __________ times the volume of hot metal (pig iron) of the same…