# MCQ Questions for Class 7 Science Chapter 15 Light with Answers

We have compiled the NCERT MCQ Questions for Class 7 Science Chapter 15 Light with Answers Pdf free download covering the entire syllabus. Practice MCQ Questions for Class 7 Science with Answers on a daily basis and score well in exams. Refer to the Light Class 7 MCQs Questions with Answers here along with a detailed explanation.

## Light Class 7 MCQs Questions with Answers

Choose the correct option.

Question 1.
Which one of the following shows lateral inversion?
(a) Plane mirror
(b) Concave mirror
(c) Convex mirror
(d) Convex lens

Answer

Answer: (a) Plane mirror

Question 2.
Which of the following is used as a side view mirror?
(a) Plane mirror
(b) Concave mirror
(c) Convex mirror
(d) Convex lens

Answer

Answer: (c) Convex mirror

Question 3.
The path of the light is
(a) always a straight line
(b) a curved line
(c) a zig-zag line
(d) depends on the medium

Answer

Answer: (a) always a straight line

Question 4.
White light is composed of
(a) three colours
(b) seven colours
(c) five colours
(d) eight colours

Answer

Answer: (b) seven colours

Question 5.
A virtual image
(a) can be formed on the screen
(b) cannot be formed on the screen
(c) is formed only by the plane mirror
(d) is formed only by the convex mirror

Answer

Answer: (b) cannot be formed on the screen

Question 6.
The image formed by spherical mirror is virtual. The mirror will be
(a) concave
(b) convex
(c) either concave or convex
(d) none of these

Answer

Answer: (c) either concave or convex

Question 7.
The coloured band of light obtained by dispersion of light is called
(a) image
(b) spectrum
(c) convergence
(d) scattering

Answer

Answer: (b) spectrum

Question 8.
We can get an inverted image from
(a) both concave lens and convex lens.
(b) both concave mirror and convex mirror.
(c) both concave mirror and convex lens.
(d) both convex mirror and concave lens.

Answer

Answer: (c) both concave mirror and convex lens.

Question 9.
A convex lens is
(a) thick at centre
(b) thin at the centre
(c) thick at edges
(d) hollow at the centre

Answer

Answer: (a) thick at centre

Question 10.
The image that can not be obtained on a screen is called
(a) real image
(b) virtual image
(c) diminished image
(d) none of these

Answer

Answer: (b) virtual image

Question 11.
A ray of light falling on a mirror is a
(a) reflected ray
(b) normal
(c) deflection
(d) incident ray

Answer

Answer: (d) incident ray

Question 12.
The image of an object formed by a plane the mirror is
(a) virtual
(b) real
(c) diminished
(d) upside-down

Answer

Answer: (a) virtual

Question 13.
A diverging mirror is
(a) a plane mirror
(b) a convex mirror
(c) a concave mirror
(d) a shaving mirror

Answer

Answer: (b) a convex mirror

Question 14.
If the image formed is always virtual, the mirror can be
(a) concave or convex
(b) concave or plane
(c) convex or plane
(d) only convex

Answer

Answer: (c) convex or plane

Question 15.
Which of the following mirrors can form a real image of an object?
(a) Convex
(b) Concave
(c) Plane
(d) Either (a) or (b)

Answer

Answer: (b) Concave

Question 16.
The splitting up of white light into seven colours on passing through a glass prism is called
(a) refraction
(b) deflection
(c) dispersion
(d) scattering

Answer

Answer: (c) dispersion

Question 17.
If you are standing 2 m away from a plane mirror, the distance between you and your image is
(a) 2 m
(b) 4 m
(c) 6 m
(d) 8 m

Answer

Answer: (b) 4 m

Question 18.
A spherical mirror having reflecting surface curved outward is a
(a) plane mirror
(b) concave mirror
(c) convex mirror
(d) either concave or convex

Answer

Answer: (c) convex mirror

Question 19.
A plane mirror produces a
(a) virtual and erect image
(b) virtual and inverted image
(c) real and erect image
(d) real and inverted image

Answer

Answer: (a) virtual and erect image

Question 20.
A diverging mirror is
(a) a plane mirror
(b) a convex mirror
(c) a concave mirror
(d) none of the above

Answer

Answer: (b) a convex mirror

Fill in the blanks with suitable word/s.

Question 1.
An image can be obtained on a screen is called a …………….

Answer

Answer: real

Question 2.
An image formed by ……………. lens cannot be obtained on a screen.

Answer

Answer: concave

Question 3.
light deviates the least, while ……………. light deviates the more.

Answer

Answer: Red, violet

Question 4.
The outer surface of a flat steel plate acts as a ……………. mirror.

Answer

Answer: plane

Question 5.
The inner surface of the reflector of a torch acts as a ……………. mirror.

Answer

Answer: concave

Question 6.
A ……………. is a piece of any transparent material bound by two curved surfaces or by one curved and one plane surface.

Answer

Answer: lens

Question 7.
Convex mirrors are used as ……………. mirrors.

Answer

Answer: rear view

Question 8.
The image formed by a plane mirror is …………….

Answer

Answer: virtual

Question 9.
The change of sides of an object and its mirror image is called …………….

Answer

Answer: lateral inversion

Question 10.
The ray of light which falls on the smooth polished surface is called ……………. ray of light.

Answer

Answer: incident

Question 11.
Light travels in a …………………….. line.

Answer

Answer: straight

Question 12.
There are …………………….. types of spherical mirrors.

Answer

Answer: two

Question 13.
The change in the direction of light by a mirror is called …………………….. of light.

Answer

Answer: reflection

Question 14.
The image formed in a plane mirror is …………………….. inverted.

Answer

Answer: laterally

Question 15.
If the image formed is always virtual, the mirror can be ……………………..

Answer

Answer: convex or plane

Question 16.
Convex mirror is …………………….. in the middle than at the edges whereas concave lens is …………………….. in the middle than at the edges.

Answer

Answer: thicker, thinner

Question 17.
The rear view mirror/side mirror in automobiles is a …………………….. mirror.

Answer

Answer: convex

Question 18.
…………………….. lens is called a converging lens.

Answer

Answer: Convex

True or False

Question 1.
The image formed by a convex mirror is erect.

Answer

Answer: False

Question 2.
The image formed by a concave mirror is formed on the screen.

Answer

Answer: True

Question 3.
The image formed by a plane mirror is real.

Answer

Answer: False

Question 4.
The change of sides of an object and its mirror image is called lateral inversion.

Answer

Answer: True

Question 5.
The image formed by plane mirror is erect.

Answer

Answer: True

Question 6.
When the reflecting surface of the spherical mirror is curved inwards, it is called concave mirror.

Answer

Answer: True

Question 7.
A concave mirror forms a virtual and erect image.

Answer

Answer: True

Question 8.
Any polished or shining surface acts as a mirror.

Answer

Answer: True

Question 9.
A convex mirror always forms a real image.

Answer

Answer: False

Question 10.
The concave mirror is converging.

Answer

Answer: True

Question 11.
Light is a form of energy.

Answer

Answer: (c) Water

Question 12.
Light travels at the same speed in all media.

Answer

Answer: (c) Water

Question 13.
The image formed by a plane mirror is erect, virtual and laterally inverted.

Answer

Answer: (c) Water

Question 14.
A concave lens always forms a virtual image.

Answer

Answer: (c) Water

Question 15.
White light is composed of seven different colours.

Answer

Answer: (c) Water

Question 16.
Image formed by a plane mirror is usually real.

Answer

Answer: (c) Water

Match the items given in column I suitably with those given in column II.

 Column I Column II 1. Real image (a) Upside down image 2. Virtual image (b) Upright image 3. Inverted image (c) Magnified image 4. Erect image (d) Deviates least 5. Rainbow (e) Deviates more 6. Concave mirror (f) Formed on the screen 7. Red light (g) Seven colours 8. Convex lens (h) Cannot be formed on the screen 9. Violet light (i) Virtual image 10. Plane mirror (j) Thinner at the edges
Answer

Answer:

 Column I Column II 1. Real image (f) Formed on the screen 2. Virtual image (h) Cannot be formed on the screen 3. Inverted image (a) Upside down image 4. Erect image (b) Upright image 5. Rainbow (g) Seven colours 6. Concave mirror (c) Magnified image 7. Red light (d) Deviates least 8. Convex lens (j) Thinner at the edges 9. Violet light (e) Deviates more 10. Plane mirror (i) Virtual image

 Column A Column B 1. Glass (a) Irregular image 2. Inverted image (b) Upright image 3. Diffusion reflection (c) Transparent 4. Convex mirror (d) Upside down image 5. Erect image (e) Always erect image
Answer

Answer:

 Column A Column B 1. Glass (c) Transparent 2. Inverted image (d) Upside down image 3. Diffusion reflection (a) Irregular image 4. Convex mirror (e) Always erect image 5. Erect image (b) Upright image

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