Free trb questions Online Test - MeritNotes

No. of Questions :10
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1. A mixture of sand and naphthalene can be separated by
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

2. Which one of the toxic gases in the environment lowers the resistance to pneumonia in human beings?
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

3. A pungent smell often present near the urinals is due to
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

4. Which of the following metals react with nitrogen at room temperature to form nitride?
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

5. Which of the following does not have surface?
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

6. Which one of the following is called Fuel of Future?
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

7. The law of relative lowering of vapor pressure was given by
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

8. The most common ore of Aluminium is
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

9. The percentage of cobalt in cobalt steel is
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

10. The Latin name of Potassium is
 
  • (a) 
  • (b) 
  • (c) 
  • (d)