| 1 |
The enzyme that converts glucose to ethyl alcohol is:
|
Distance <br>
Zumase <br>
Maltase <br>
Invertase <br>
|
| 2 |
Enzyme is a -
|
vitamin <br>
Bacterium <br>
Bio-catalyst <br>
Virus <br>
|
| 3 |
Goitre is caused by the deficiency of
|
Zinc <br>
Iodine <br>
Chlorine <br>
Iron <br>
|
| 4 |
Lube oil is used in diesel engines:
|
To ignite <br>
To cool the engine <br>
To reduce friction <br>
2 and 3 both <br>
|
| 5 |
Which of the following is metals can be easily drawn into the wire:
|
Lead <br>
Copper <br>
Tin <br>
Zinc <br>
|
| 6 |
Electrode gets consumed in which type of welding process:
|
Arc <br>
Thermit <br>
T.I.G. <br>
Gas <br>
|
| 7 |
Thermit welding is a form of:
|
Fusion welding <br>
Gas welding <br>
Resistance <br>
Arc welding<br>
|
| 8 |
The first symbol in a grinding wheel code is the:
|
Bond type <br>
Grain size <br>
Structure<br>
Abrasive type <br>
|
| 9 |
The operation of threading a drilled hole is called:
|
Tapping <br>
Broaching <br>
Lapping <br>
Reaming <br>
|
| 10 |
Which of the following is called strategic metal?
|
Silicon <br>
Titanium <br>
Uranium <br>
Germanium
|
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