SET-4

    MICELLANEOUS SCIENCE MCQS OF CLASS 4 FOR EVERY TEST

The Following are some most important science mcqs of class 4 for teaching Jobs etea | NTS science mcqs of grade 4 for pst.  grade 4 most science important mcqs with answers for pst.

These mcqs taken from the whole book of Class 4. Class 4 Science full book mcqs for ETEA, NTS, are given below.

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1. ___________ changes its shape but its volume remains definite.

Ans: water

2. ___________ have definite volume but have no definite shape.

Ans: Liquids

3. __________ have neither a fixed shape nor a definite volume.

Ans: Gases

4. Objects are classified on the basis of their ___________ properties.

Ans: physical

5. Mass, volume, temperature, ability to conduct heat or electricity and ability to float or sink in water are ___________ properties.

Ans: physical

6. Quantity of matter in a body is called __________.

Ans: mass

7. The mass of a matter remains __________

Ans: constant.

8. Mass is measured in _________ or _________.

Ans: gram , kilogram            (1kilogram = 1000 grams)

9. Space that object occupies is called its __________.

Ans : Volume

10. In solid, the particles are ____________ attached with each other.

Ans: strongly

11. The particles in solids have __________ force of attraction.

Ans: strong

12. Solids cannot be easily be _________.

Ans: pressed

13. The particles in liquid have __________ force of attraction.

Ans: weaker

14. The _________ takes the shape of the vessel in which it is poured.

Ans: liquid

15. The particles in a ________ are much farther apart from one another.

Ans: gas

16. The _______ particles can move freely in all directions. They occupy all the available space.

Ans: gas

17. The objects that allow heat to pass through it are called ____________.

Ans: conductors.

18. The objects that do not allow heat to pass are called ______________.

Ans: non-conductor

19. All metals are _________.

Ans: shiny

20. Two objects having equal volume may have __________ mass

Ans: different

21. The mass present in a definite volume is called its __________.

Ans: density

22. The metals usually have __________ density.

Ans: more

23. Zinc, mercury, chromium are _________ metals.

Ans: heavy

24. magnesium, aluminum and titanium are _________  metals.

Ans: light

25. Copper, aluminum and silver are _________ conductors. these metals are used to make electric wires.

Ans: good

26. Electricity is produced from the fast-flowing water. It is called ___________ .

Ans: hydroelectricity.

27. Light is a form of __________.

Ans: energy

28. When light cannot pass through an object, a _________ of that object is formed behind it.

Ans: shadow

29. _________ is a three-dimensional transparent object, which divides light into different colors.

Ans: Prism

30. When light strikes the shiny and smooth surface of mirror, it bounces back and enters our eye. So, we can see our image. It is called ____________ of light.

Ans: reflection

31. There are __________ colours in sunlight.

Ans: seven

32. When sunlight passes through water droplets, they divide it into seven colours like a prism. This is called _________.

Ans: rainbow

33. __________ is a form of energy that is produced by vibrations in an object.

Ans: Sound

34. When we speak, the _________ present in our throat vibrates and produce sound.

Ans: vocal cords

35. When sound bounces back from an object at a certain distance and we hear it again, it is called _________.

Ans: echo

36. __________ uses echo to catch its prey in darkness.

Ans: Bat

37. To hear a clear echo, the reflecting surface should be at least _________ meters away from the source of sound.

Ans: 17

38. A hard and smooth object __________ sound better.

Ans; reflects

39. Heat is a form of _____________ that always travels from a hot object to the cold object.

Ans energy

40. _____________ is the measure of hotness or coldness of an object.

Ans: temperature.

41. The instrument used to measure temperature is called _______________.

Ans: thermometer.

42. The act of pushing or pulling a body is called _________.

Ans: force

43.  Earth actually pulls bodies towards itself with a specific force. This force is called ___________.

Ans : gravity.

44. ____________ is the force that stops or tends to stop moving objects.

Ans : friction

45. Every thing that makes our work easier is called a ____________.

Ans: machine.

46. A ___________ is a simple machine that can be used to push or lift heavy objects.

Ans: lever

47. A _______________ is a simple machine, consists of a grooved wheel and a rope.

Ans: Pulley

48. ____________ is a simple machine which consists of toothed wheels of different sizes.

Ans: Gear

49. __________ is a simple machine with one end relatively higher that the other requires less force and energy to move objects from one place to antoher.

Ans: Ramp ( Inclined Plane)

50. The basic material that humans get from land, sea or air are called ________.

Ans: natural resources.




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