Most Repeated Science One liner Questions

1. "Optical Phenomenon" in the fringe pattern of CD is Interference 

2. Celsius and Fahrenheit show the same temperature at

Ans : -40

3. Exchange particle in Quark-Quark Interaction

Ans : Gluon

4. The working of a rockets based on the principle of:

Ans : Conservation of momentum

5.The pollutants which move downward with percolating groundwater are called

Ans : Leachates

6.Hasdo Valley in Chhattisgarh is famous for  

Ans : Coal mines

7. Special Theory of Relative was proposed in

1905

8.Black hole is an object to be found

Ans :   in the sky

9.IRADIAN is

Ans : 57.3 degree

10.Fraction of volume of ice seen outside when immersed in water?

Ans :   10.5%

11. The disease " bronchitis " is associated with:

Ans :   Lungs

12. Which colour indicate Highest Temperature?

Ans : Dull red

13. Persons sitting in an artificial satellite of the earth have :

Ans :   Zero weight

14. Light Year is

Ans :   the distance traveled by light in one year

15. Liquefied petroleum gas (LPG) is mainly a mixture of

Ans :   propane and butane

16.The Ozone layer lies in the

Ans :   Stratosphere

17. Most of the light rays inside a tube -light is in the form of

Ans : ultra -violet light

18. Which is the alkalodid that contains in cola drinks?

Ans :   Caffeine

19. The device used for detecting even feeble current:

Ans :   Galvanoscope

20. Anemometer is an instrument used for measuring?

Ans:   Wind speed

21. The satellite of Ecuador which was damaged on collision with Russian debris in   space?

Ans: Pegasus. This is the first and only satellite

22. The Indian Space Research Organization (ISRO) Navigation centre was set up at _______

    Ans: Byalalu, about 40 km from Banglore

23. The acronym ____  means billion of operations per second

     Ans: GB

24. A technology to provide high speed internet access over telephone wiring:

Ans: ADSL

25.Which device is used to study the way and object behaves when the air flows over it?

Ans: Wind Tunnel

26. The part of a computer that shows visual information on a screen.

Ans: Visual Display Unit (VDU)

27. What are the machines used to check the progress of unborn babies still in the mother’s womb?

Ans: Ultra Sound Machines

28. A type glass that is highly resistant to heat.

Ans: Borosilicate Glass

29. The process of killing diseases producing micro organism in food items by heat.

Ans: Pasteurization

30. Tuberculosis is caused by it.

Ans: Bacteria

31. Which country in the world has maximum number of robots working?

Ans : Japan

32. What is the name of the instrument that measures wind speed?

Ans : Anemometer

33. A device used to measure the strength of magnetic field.

Ans: Magnetometer

34. A strip of flexible plastic with magnetic coating that is used to record sound and pictures.

Ans: Magnetic Tape

35. A method of growing plants without soil.

Ans: Hydroponics

36. Electricity produced from falling water.

Ans: hydroelectricity

37. The fear of being out of mobile phone contact is known as?

Ans: Nomophobia

38. In which year did IT Act came into force in India?

Ans: 2000

39. A new technology which provides the ability to create an artificial world and have people interact with it is called ?

Ans: Televirtuality

40.The device used for locating submerged object sunder sea is-

Ans-Sonar