Class 05 EVS Light And Sound CBSE Questions & Answers

Class 5 · EVS Light And Sound

This is Science and Social Science (EVS) class 05 EVS Light and Sound CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
Vibration of ______________ in ear produces sound.
  • A
    Cochlea
  • B
    Ear bones
  • C
    Pinna
  • D
    Eardrum
    Correct
2
The instrument used to see above the water surface from submarine is
Question 2 figure 1
  • A
    Periscope
    Correct
  • B
    Microscope
  • C
    Macro scope
  • D
    Telescope
3
Light always travels in straight line. This property is called
  • A
    Dispersion of light
  • B
    Convergence of light
  • C
    Rectilinear propagation of light
    Correct
  • D
    Diversion of light
4
From a source light travels as rays which are
  • A
    Divergent
  • B
    Parallel
    Correct
  • C
    Convergent
  • D
    Diffused
5
In which medium sound travels fastest
  • A
    Liquid
  • B
    Solid
    Correct
  • C
    Gases
  • D
    Vacuum
6
During night, Moon appears shining although it is not a luminous body because it
  • A
    Reflects the sunlight
    Correct
  • B
    Release absorbed sunlight during night
  • C
    Absorbs the sunlight during day
  • D
    Has burning gas
7
Fire fly is a
  • A
    Plant body
  • B
    Non-living luminous body
  • C
    Living luminous body
    Correct
  • D
    Heavenly body
8
The bouncing back of sound from a hard surface is called
  • A
    All of the above
  • B
    Reflection of sound
    Correct
  • C
    Dispersion of sound
  • D
    Transmission of sound
9
If you stand before a plane mirror, your left hand appears right. This phenomenon is
  • A
    Shadow formation
  • B
    Lateral inversion
    Correct
  • C
    Diffusion of light
  • D
    Reflection of light
10
Which of the following have reflecting surface?
  • A
    Mirror
    Correct
  • B
    Shallow water
  • C
    Lens
  • D
    Thin plastic
11
____________ refers to collection of rays.
  • A
    Shadow
  • B
    Beam
    Correct
  • C
    Image
  • D
    Photon
12
Hearing of same sound again and again after reflection is called
  • A
    Horn
  • B
    Echo
    Correct
  • C
    Megaphone
  • D
    Reverberation
13
________________ objects do not caste shadows?
  • A
    Opaque
  • B
    Translucent
  • C
    Transparent
    Correct
  • D
    All of these
14
Moon is a
  • A
    Luminous object
  • B
    Natural luminous object
  • C
    Non-luminous object
    Correct
  • D
    Semi-luminous object
15
Which of the following substance change the direction of light?
  • A
    Mirror
    Correct
  • B
    Lens
  • C
    Water
  • D
    Thin plastic sheet