General Science QUESTIONS AND ANSWERS

General Knowledge : General Science QUESTIONS AND ANSWERS :: part24 : 66 to 70

Following General Knowledge Multiple choice objective type questions and answers will help you in TRB, SSC and UPSC 2014 examinations :

66.The pH water at 25 degree C is 7. When it is heated to 100 degree C is 7. When it is heated to 100 degree C, the pH of water :

increases

remains same

decreases

decreases upto 50 degree C and then it increases

67.When an open bottle of scent is kept in a corner of the room, its odour is felt in all the corners. This is due to the phenomenon of :

vaporisation

evaporation

diffusion

sublimation

68.Oil rises up the wick in a lamp because

oil is very light

of the diffusion of oil through the wick

of the surface tension phenomenon

of the capillary action phenomenon

69.A persons spectacles have a power of - 2.0. The spectacles have ...... and are .......1. converging lens 2. diverging lens3. for short sight 4. for long sight

1 and 3

1 and 4

2 and 3

2 and 4

70.If you swim one km, how many miles do you swim ?

0.5

0.62

0.84

1.6

More General Science QUESTIONS AND ANSWERS available in next pages

Health is the greatest gift, contentment is the greatest wealth -Buddha

Identify your problems but give your power and energy to solutions- Tony Robbins

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General Knowledge Questions And Answers :: General Science: part24

General Science QUESTIONS AND ANSWERS

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