Class 6 Light, Shadows And Reflections CBSE Questions & Answers

Class 6 · Light, Shadows And Reflections

This is Science Class 6 Light, Shadows and Reflections CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
Which of the following substance change the direction of light?
  • A
    Water
  • B
    Mirror
    Correct
  • C
    Lens
  • D
    Thin plastic sheet
2
Lunar eclipse occurs when
  • A
    Planet is between sun and moon
  • B
    Moon is between earth and sun
  • C
    Sun is between earth and moon
  • D
    Earth is between sun and moon
    Correct
3
Real image is always
  • A
    Parallel
  • B
    Diminished
  • C
    Erect
  • D
    Inverted
    Correct
4
Which type of mirror always forms virtual, erect and image of same side?
  • A
    Convex mirror
  • B
    Plane mirror
    Correct
  • C
    Biconcave mirror
  • D
    Concave mirror
5
Which one is a natural living luminous body?
  • A
    Cat
  • B
    Bat
  • C
    Fish
  • D
    Jugnoo
    Correct
6
Thick window glass pan is an example of
  • A
    Translucent objects
    Correct
  • B
    Transparent objects
  • C
    Opaque object
  • D
    Reflecting object
7
Stars are luminous body but planets are
  • A
    Also luminous
  • B
    Luminous during night
  • C
    Non-luminous
    Correct
  • D
    Luminous during day only
8
Rainbow is formed due to
  • A
    Reflection of light by water droplets
  • B
    All of these
  • C
    Refraction of light through air
  • D
    Dispersion of light by water droplets
    Correct
9
Which of the following is not necessary for shadow formation?
  • A
    Opaque object
  • B
    Unidirectional light
  • C
    Translucent body
  • D
    Large sized transparent body
    Correct
10
Process of bouncing back of light in same medium is called
  • A
    Refraction of light
  • B
    Dispersion of light
  • C
    Inversion of light
  • D
    Reflection of light
    Correct
11
In regular reflection
  • A
    Reflected rays are perpendicular to each other
  • B
    Reflected rays are parallel to each other
    Correct
  • C
    Refracted rays are parallel to each other
  • D
    Reflected rays intersect each other
12
Which group contains only luminous body?
  • A
    Moon, Stars, jugnoo
  • B
    Bulb, moon, Stars
  • C
    Tube-light, Sun, Stars
    Correct
  • D
    Jugnoo, starfish, cat
13
Which source of light is called ultimate source of light?
  • A
    Electric bulb
  • B
    Street light
  • C
    Sun
    Correct
  • D
    Moon
14
Which type of mirror is used to make Periscope?
  • A
    Concave mirror
  • B
    Plane mirror
    Correct
  • C
    Virtual mirror
  • D
    Convex mirror
15
Which one is a transparent object?
  • A
    Wax paper
  • B
    Reading glass
    Correct
  • C
    Stone
  • D
    Dense fog