Here we are providing Class 6 science Objective Chapter – 11 Light Shadows and Reflection with because its very important for Class 6 students as we all know that every board exam question has MCQs so that students should practice these questions so that students can get good marks in board. Class 6 science Objective Chapter – 11 Light Shadows and Reflection with is an extremely important and its also a year in which students learn the fundamentals of concepts that help them lay a solid foundation for their higher education. Here we are providing in Class Class 6 science Objective Chapter – 11 Light Shadows and Reflection with 100+ questions so that students practice more and more. If you want class wise Notes Then Click Here
Class 6 Science Objective Chapter – 11 Light Shadows and Reflection with
1.Light travels in
( A ) straight line
( B ) curved line
( C ) zig-zag line
( D ) randomly
Ans – ( A )
2. Moons and planets
( A ) Radiate light energy
( B ) Reflect light energy
( C ) Absorb light energy
( D ) Split light energy
Ans – ( B )
3.Which one of the following is the natural source of light?
( A ) Electric bulb
( B ) Sun
( C ) Tube light
( D ) Moon
Ans – ( B )
4. In the morning, when the sun rises in the east, your shadow will be seen on the
( A ) North
( B ) West
( C ) South
( D ) East
Ans – ( B )
5.When an opaque object comes in the path of light it forms
( A ) an image with colours
( B ) shadow
( C ) black and white image
( D ) depends on the colour of the light
Ans – ( B )
6.The object which does not have light of its own is
( A ) shining mirror
( B ) light bulb
( C ) star
( D ) lighted match box
Ans – ( A )
7. A non luminous body can be made luminous by
( A ) Cooling it
( B ) Melting it
( C ) Heating it
( D ) Evaporating it
Ans – ( C )
8.Which types of objects do not allow light to pass through them?
( A ) Translucent
( B ) Opaque
( C ) Transparent
( D ) Penumbra
Ans – ( B )
9. Which of the following explains why air is not visible?
( A ) It is nearly a perfect transparent substance.
( B ) It transmits whole of light.
( C ) It neither absorbs nor reflects light.
( D ) All of these.
Ans – ( D )
10.Which is an example of a translucent object?
( A ) A thin sheet of paper
( B ) A thin glass slab
( C ) A thin iron sheet
( D ) All of these
Ans – ( A )
11.Bouncing back of light from shining surfaces is called
( A ) Reflection
( B ) Refraction
( C ) Bending
( D ) Dispersion
Ans – ( A )
12.What is lateral inversion?
( A ) Image becomes inverted
( B ) Image bends laterally
( C ) Right of the object appears left of the image
( D ) All of these happen
Ans – ( C )
13.A torch is a
( A ) luminous
( B ) non-luminous
( C ) both of these
( D ) none of these
Ans – ( A )
14.Which letters of English alphabet will not show lateral inversion?
( A ) I, O, U
( B ) N, Z, X
( C ) I, X, E
( D ) A, E, I
Ans – ( A )
15.Which of the following is a non-luminous object?
( A ) Torch
( B ) Sun
( C ) Electric light
( D ) Chair
Ans – ( D )
16.Which is a device to image the sun?
( A ) Plane mirror
( B ) Pinhole camera
( C ) A straight pipe
( D ) Glass slab
Ans – ( B )
17. A solid transparent sphere has a small opaque dot at its centre. When observed from outside, the apparent position of the dot will be
( A ) Closer to the eye than its actual position.
( B ) The same as its actual position.
( C ) Farther away from the eye than its actual position.
( D ) None of these.
Ans – ( B )
18.Objects that do not give out or emit light of their own are called
( A ) luminous
( B ) non-luminous
( C ) opaque
( D ) translucent
Ans – ( B )
19.Which of the following is a cold source of light?
( A ) Firefly (Jugnu)
( B ) Tube light
( C ) The sun
( D ) Electric bulb
Ans – ( A )
20.Which of the following is a luminous object?
( A ) Pencil
( B ) Chair
( C ) Sun
( D ) Table
Ans – ( C )
21.Out of these, which one is not a man-made luminous body?
( A ) Electric bulb
( B ) Burning candle
( C ) Firefly (Jugnu)
( D ) Oil lamp
Ans – ( C )
22.The objects which allow light to pass through them are called
( A ) transparent
( B ) opaque
( C ) translucent
( D ) none of these
Ans – ( A )
23. ____________ help us to see the objects.
( A ) Reflection
( B ) Light
( C ) Opaque objects
( D ) Transparent objects
Ans – ( B )
24.Glass sheet is a/an
( A ) transparent object
( B ) opaque object
( C ) transparent object
( D ) none of these
Ans – ( C )
25. Light is a form of
( A ) Length
( B ) Energy
( C ) Mass
( D ) Power
Ans – ( B )
26.Substances through which light can pass partially and things cannot be seen clearly through them are
( A ) transparent
( B ) opaque
( C ) translucent
( D ) none of these
Ans – ( C )
27. The speed of light is
( A ) 299,792 km/s.
( B ) 299,792 m/s
( C ) 29,792km/s
( D ) 29,792 m/s
Ans – ( A )
28.Which of the following are transparent or allows light to pass through it?
( A ) Rubber
( B ) Glass
( C ) Copper
( D ) Wood
Ans – ( B )
29. The light from the sun reaches the earth in
( A ) 8 minutes and 20 seconds
( B ) 8.33 seconds
( C ) 18.33 minutes
( D ) 88.33 seconds
Ans – ( A )
30.Solid wax is
( A ) transparent
( B ) translucent
( C ) opaque
( D ) none of these
Ans – ( C )
31. Shadows are
( A ) Always smaller than the opaque body
( B ) Always bigger than the opaque body
( C ) Remains the same size as opaque body
( D ) Can be smaller or bigger than the opaque body.
Ans – ( C )
32.Objects which does not allow light to pass through them are called
( A ) opaque objects
( B ) transparent objects
( C ) translucent objects
( D ) none of these
Ans – ( A )
33. Which of the following is not a luminous object
( A ) Unlit candle
( B ) Burning gas lantern
( C ) Glow worm
( D ) Sun
Ans – ( A )
34.A mirror is an example of
( A ) transparent object
( B ) opaque object
( C ) translucent
( D ) none of these
Ans – ( B )
35. A plane mirror reflects a pencil of light to form a real image. Then the pencil of light incident on the mirror is
( A ) Parallel
( B ) Convergent
( C ) Divergent
( D ) None of these
Ans – ( B )
36.Light travels in
( A ) a curved line
( B ) a random way
( C ) a straight line
( D ) a zig-zag line
Ans – ( C )
37. Stars are
( A ) Non luminous bodies
( B ) Luminous bodies
( C ) Artificial sources of light
( D ) Opaque bodies
Ans – ( B )
38.When an opaque object comes in the way of light it makes
( A ) a shadow
( B ) a coloured image
( C ) a black and white image
( D ) no image
Ans – ( A )
39. This screen is a must to receive the shadow
( A ) Transparent screen
( B ) Opaque screen
( C ) Translucent screen
( D ) No screen
Ans – ( B )
40.The image formed in water is
( A ) inverted
( B ) erect
( C ) long
( D ) diminished
Ans – ( B )
41. The star which is very bright during early evening
( A ) Jupiter
( B ) Mercury
( C ) Venus
( D ) Saturn
Ans – ( C )
42.The shape of shadow depends upon the
( A ) shape of the object
( B ) size of the object
( C ) size of source of light
( D ) colour of the source light
Ans – ( A )
43. Wool is a
( A ) Transparent medium
( B ) Opaque medium
( C ) Translucent medium
( D ) Optical medium
Ans – ( B )
44.The position of the shadow changes with
( A ) the position of the light source
( B ) the movement of the light source
( C ) both ( A ) and (b)
( D ) none of these
Ans – ( C )
45. Megha placed a stick in the playground at 8:15 am in the morning. How will the shadow of the stick at 12:00 noon be in comparison to the one at 8:15 am?
( A ) It will be shorter than one at 8:15 am.
( B ) It will be same as one at 8:15 am.
( C ) It will be greater than one at 8:15 am.
( D ) Shadow will not form at 12:00 noon.
Ans – ( A )
46.Image formed by plane mirror is
( A ) inverted
( B ) erect
( C ) erect but laterally inverted
( D ) none of these
Ans – ( C )
47. Which of the following will not form circular shadow
( A ) Shoe box
( B ) A ball
( C ) A circular disk
( D ) Ice-cream cone
Ans – ( A )
48.Image formed by a pinhole camera is
( A ) erect
( B ) inverted
( C ) sometimes erect, sometimes inverted
( D ) none of these
Ans – ( B )
49.The pinhole image of the sun is
( A ) circular
( B ) long
( C ) sometimes long sometime circular
( D ) none of these
Ans – ( A )
50. Rectilinear propagation of light means
( A ) Light travels in straight lines
( B ) Light travels in curved path
( C ) Light travels in zig-zag path
( D ) Light travels in circular path
Ans – ( A )
51. Mist is a
( A ) Translucent medium
( B ) blue
( C ) red
( D ) depends on the colour of object
Ans – ( A )
52.Shadow gives information about
( A ) shape of the light source
( B ) size of object
( C ) surface
( D ) shape of object
Ans – ( D )
53. Utkarsh puts some water into four cups made of steel, porcelain, glass, frosted glass. Which one of these cups will allow him to see the level of the water clearly?
( A ) Glass cup
( B ) Steel cup
( C ) Porcelain cup
( D ) Frosted glass cup
Ans – ( A )
