If you’re looking for a way to enhance your Science studies, then look no further than the NCERT MCQ Questions for class 6 Science Chapter 11 Light Shadows and Reflection with Answers Pdf free download. MCQ Questions for class 6 Science with Answers is perfect for those who are in class 6 and want to get ahead of everyone else by mastering their language skills as soon as possible!
Light Shadows and Reflection class 6 MCQs Questions with Answers
Solving Light Shadows and Reflection Multiple Choice Questions of class 6 Science Chapter 11 MCQ can be of great help to students as they will be aware of all the concepts. These MCQ Questions on Light Shadows and Reflection class 6 with answers pave for a quick revision, thereby helping you learn more about this subject.
Question 1.
In complete or partial shadows are called:
(a) Reflection
(b) Penumbra
(c) Refraction
(d) Umbra
Answer
(b) Penumbra
Incomplete or partial shadows are called Penumbra.
Question 2.
……………… is the source of light.
(a) Stars
(b) Sun
(c) Moon
(d) Sky
Answer
(b) Sun
Sun is the source of light.
Question 3.
In sky, earth and moon are:
(a) Opaque
(b) Translucent
(c) Transparent
(d) None of these
Answer
(a) Opaque
In sky, earth and moon are opaque.
Question 4.
Moon goes round the:
(a) Sky
(b) Sun
(c) Stars
(d) Earth
Answer
(d) Earth
Moon goes round the earth.
Question 5.
Those objects give out light of its own are known as:
(a) Opaque
(b) Transparent
(c) Luminous
(d) Translucent
Answer
(c) Luminous
Luminous objects are objects that give out light of its own. Example : Sun, candle, torch etc.
Question 6.
Light is a form of energy that makes the objects:
(a) Visible
(b) Invisible
(c) Both (a) and (b)
(d) None of these
Answer
(a) Visible
Light is a form of energy the makes the objects visible.
Question 7.
The object that emits light is called a:
(a) Light
(b) Shadow
(c) Reflection
(d) Source of light
Answer
(d) Source of light
The objects emit lights is called a source of light.
Question 8.
Those objects do not give out light of their own are:
(a) Luminous
(b) Non-luminous
(c) Opaque
(d) Transparent
Answer
(b) Non-luminous
Those objects do not give out light of their own are non luminous.
Question 9.
What is needed to see shadow ?
(a) Source of light
(b) Screen
(c) An opaque object
(d) All of these
Answer
(d) All of these
To see a shadow we need a source of light, an opaque object in the path of light and a screen.
Question 10.
What information do we get from shadows ?
(a) About the size of objects
(b) About the shape of objects
(c) About the colour of objects
(d) All of these
Answer
(b) About the shape of objects
Shadows give us information about shapes of objects.
Question 11.
When the pinhole box is pointing to sun then its shadow will be:
(a) Longest
(b) Same
(c) Shortest
(d) None of these
Answer
(c) Shortest
When the pinhole box is pointing to the sun than its shadow will be shortest.
Question 12.
To see things we need.
(a) Shadow
(b) Reflection
(c) Light
(d) Refraction
Answer
(c) Light
To see things we need light.
Question 13.
Substances like glass, through which light passes easily, are said to be:
(a) Shadow
(b) Reflection
(c) Transparent substances
(d) None of these
Answer
(c) Transparent substances
Substances like glass, through which light passes easily, are said to be transparent substances.
Question 14.
Substances through which light cannot pass are said to be:
(a) Shadow
(b) Opaque
(c) Transparent
(d) Light
Answer
(b) Opaque
Substance through which light cannot pass are said to be opaque.
Question 15.
Light travels in line.
(a) Straight
(b) Round
(c) Curve
(d) All of these
Answer
(a) Straight
Light travels in straight line.
Question 16.
Substances through which light can pass partly are said to be:
(a) Transparent
(b) Translucent
(c) Opaque
(d) Umbra
Answer
(b) Translucent
Substances through which light can pass partly are said to be translucent.
Question 17.
The process of light turning back after striking the shiny side of mirror is called:
(a) Refraction
(b) Shadow
(c) Reflection
(d) Umbra
Answer
(c) Reflection
The process of light turning back after striking the shiny side of the mirror is called reflection.
Question 18.
When light passes from one transparent substance to another, its direction changes on entering the second substance is:
(a) Refraction
(b) Shadow
(c) Reflection
(d) Umbra
Answer
(a) Refraction
When light passes from one transparent substance to another, its direction changes on entering the second substance. This bending of light is called refraction.
Question 19.
When light rays are stopped by an opaque object then are produced.
(a) Reflection
(b) Shadow
(c) Refraction
(d) Umbra
Answer
(b) Shadow
When light rays are stopped by an opaque object then shadow are produced.
Question 20.
Complete shadows are called:
(a) Reflection
(b) Shadow
(c) Penumbra
(d) Umbra
Answer
(d) Umbra
Complete shadows are called Umbra.
Match the Column-A with Column-B:
Question 1.
| Column-A | Column-B |
| (a) A wooden board | (i) Non-luminous |
| (b) Sheet of plane glass | (ii) Translucent |
| (c) Fog | (iii) Opaque |
| (d) Kerosene stove | (iv) Transparent |
| (d) Sheet of carbon paper | (v) Luminous |
Answer
| Column-A | Column-B |
| (a) A wooden board | (iii) Opaque |
| (b) Sheet of plane glass | (iv) Transparent |
| (c) Fog | (ii) Translucent |
| (d) Kerosene stove | (v) Luminous |
| (d) Sheet of carbon paper | (i) Non-luminous |
State whether the statements are True or False:
Question 1.
The objects which do not give out light of their own are non-luminous.
Answer
True
Question 2.
Candle is a natural sources of light.
Answer
False
Question 3.
Shadows are produced when light rays are stopped by transparent object.
Answer
False
Question 4.
The length of shadow changes from time to time.
Answer
True
Question 5.
Substance through which light passes easily, are said to opaque. Answers:
Answer
False
Fill in the blanks:
Question 1.
Sun is a nice ……………… object.
Answer
round
Question 2.
Light travels in ……………… line.
Answer
straight
Question 3.
In the sky, earth and moon are ……………….
Answer
opaque
Question 4.
Incomplete shadows are called ……………….
Answer
penumbra
Question 5.
Light is a form of energy that makes the objects ……………….
Answer
visible
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