SSC JE Mechanical Engineering 25th May 2014 Shift-2

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For the following questions answer them individually

SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 81


USB stands for

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SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 82


In computer network terminology, WAN stands for

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SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 83


Which element produces hydrogen on reaction with strong alkali ?

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SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 84


Which metal does not react with dilute $$H_2SO_4$$?

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SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 85


The unit of rate of reaction is

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SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 86


Salt that dissolves in aqueous ammonia solution is

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SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 87


Residence time of water molecule in the ocean is

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SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 88


Biotic environment includes

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SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 89


A natural phenomenon that becomes harmful due to pollution is

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SSC JE Mechanical Engineering 25th May 2014 Shift-2 - Question 90


Decomposers include

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