Check the below 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 were prepared based on the latest exam pattern. We have provided Light Shadows and Reflection Class 6 Science MCQs Questions with Answers to help students understand the concept very well.
You can refer to NCERT Solutions for Class 6 Science Chapter 11 Light Shadows and Reflection to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams.
Light Shadows and Reflection Class 6 MCQs Questions with Answers
Choose the correct option in the following questions:
Question 1.
Light travels in
(a) straight line
(b) curved line
(c) zig-zag line
(d) randomly
Answer
Answer: (a) straight line
Explanation:
Light travels in straight line.
Question 2.
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
Answer
Answer: (b) shadow
Explanation:
A shadow is formed when an opaque object comes in the way of light.
Question 3.
Which types of objects do not allow light to pass through them?
(a) Translucent
(b) Opaque
(c) Transparent
(d) Penumbra
Answer
Answer: (b) Opaque
Explanation:
Opaque objects do not allow the light to pass through them while translucent objects allow only a part of light to pass through them.
Question 4.
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
Answer
Answer: (a) A thin sheet of paper
Explanation:
A thin sheet of paper is transparent.
Question 5.
Bouncing back of light from shining surfaces is called
(a) Reflection
(b) Refraction
(c) Bending
(d) Dispersion
Answer
Answer: (a) Reflection
Explanation:
When a ray of light falls on a smooth and polished surface, whole of light is returned back in the same medium. It is called reflection of light.
Question 6.
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
Answer
Answer: (c) Right of the object appears left of the image
Explanation:
Right side of the object appears as left side in the image formed by a plane mirror.
Question 7.
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
Answer
Answer: (a) I, O, U
Explanation:
I, O, U will not show lateral inversion.
Question 8.
Which is a device to image the sun?
(a) Plane mirror
(b) Pinhole camera
(c) A straight pipe
(d) Glass slab
Answer
Answer: (b) Pinhole camera
Explanation:
Sun can be imaged by using a pinhole camera.
Question 9.
Which of the following is a cold source of light?
(a) Firefly (Jugnu)
(b) Tube light
(c) The sun
(d) Electric bulb
Answer
Answer: (a) Firefly (Jugnu)
Explanation:
Firefly (Jugnu) emits short bursts of light.
Question 10.
Out of these, which one is not a man-made luminous body?
(a) Electric bulb
(b) Burning candle
(c) Firefly (Jugnu)
(d) Oil lamp
Answer
Answer: (c) Firefly (Jugnu)
Explanation:
Firefly (Jugnu) is a natural luminous body.
Match the following items given in Column A with that in Column B:
| Column A | Column B |
| (a) Transparent | (i) Region of absence of light |
| (b) Opaque | (ii) Scattering back of the light by shining surface |
| (c) Translucent | (iii) Object through which one can see clearly |
| (d) Luminous body | (iv) Object through which one cannot see at all |
| (e) Shadow | (v) Formed due to reflection by mirrors |
| (f) Image | (vi) Object through which we cannot see clearly |
| (g) Reflection | (vi) Phenomenon of changing left to right |
| (h) Lateral inversion | (vii) Produces light of its own |
Answer
Answer:
| Column A | Column B |
| (a) Transparent | (iii) Object through which one can see clearly |
| (b) Opaque | (iv) Object through which one cannot see at all |
| (c) Translucent | (vi) Object through which we cannot see clearly |
| (d) Luminous body | (viii) Produces light of its own |
| (e) Shadow | (i) Region of absence of light |
| (f) Image | (v) Formed due to reflection by mirrors |
| (g) Reflection | (ii) Scattering back of the light by shining surface |
| (h) Lateral inversion | (vii) Phenomenon of changing left to right |
Fill in the blanks with appropriate words:
1. An object or material could be opaque, transparent, translucent or ……………….. .
Answer
Answer: luminous
2. This is a …………… on which the shadow is formed.
Answer
Answer: screen
3. A …………….. is a dark outline of an opaque object that blocks light coming from a source.
Answer
Answer: shadow
4. Image formed by a pinhole camera is ……………….. .
Answer
Answer: upside down
5. Image formed by a plane mirror is …………….. .
Answer
Answer: erect
6. In a plane mirror, our left hand looks like right hand. This phenomenon is called ……………………… .
Answer
Answer: lateral inversion
7. ……………… objects cast no shadow.
Answer
Answer: Transparent
8. Opaque objects cast …………………. shadows in morning and evening while ………………… shadows at noon.
Answer
Answer: big, small
9. Light travels in a ………….. .
Answer
Answer: straight line
10. Shadow is …………… .
Answer
Answer: three dimensiona
State whether the statements given below are True or False:
1. A torch bulb is a luminous object.
Answer
Answer: True
2. Light travels in a straight line.
Answer
Answer: True
3. Image formed by a plane mirror is inverted.
Answer
Answer: False
4. Light gets reflected when strikes a shiny surface.
Answer
Answer: True
5. Transparent substances reflect all the light falling on them.
Answer
Answer: False
6. All the shining bodies in sky have their own light.
Answer
Answer: False
7. Jugnu (Firefly) is a living luminous body.
Answer
Answer: True
8. When screen is far away from the objects, the shadow will have no penumbra.
Answer
Answer: False
9. A reflected image gives us more information about the object than a shadow.
Answer
Answer: True
10. In a mirror, if A is able to see B, B also can see A.
Answer
Answer: True
11. Objects around us seem to have different ways in which they interact with light.
Answer
Answer: True
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