## Class 7 Science Objective Chapter – 15 Light

Here we are providing Class 7 Science Objective Chapter – 15 Light because its very important for Class 7 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 7 Science Objective Chapter – 15 Light 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 7 Science Objective Chapter – 15 Light 100+ questions  so that students practice more and more. If you want class wise Notes Then Click Here

Class 7 Science Objective Chapter – 15 Light

1.Which one of the following shows lateral inversion?

( A ) Plane mirror

( B ) Concave mirror

( C ) Convex mirror

( D ) Convex lens

Ans –  ( A )

2.Which one shows lateral inversion?

( A ) Plane mirror

( B ) Convex mirror

( C ) Concave mirror

( D ) All of these

Ans –  ( A )

3.Which of the following is used as a side view mirror?

( A ) Plane mirror

( B ) Concave mirror

( C ) Convex mirror

( D ) Convex lens

Ans –  ( C )

4.Image formed by a plane mirror is

( A ) virtual and erect

( B ) real and erect

( C ) virtual and inverted

( D ) real and inverted

Ans –  ( A )

5.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

Ans –  ( A )

6.Boojho and Paheli were given one mirror each by their teacher. Boojho found his image to be erect and of the same size whereas Paheli found her image erect and smaller in size. This means that the mirrors of Boojho and Paheli are, respectively

( A ) plane mirror and concave mirror

( B ) concave mirror and convex mirror

( C ) plane mirror and convex mirror

( D ) convex mirror and plane mirror

Ans –  ( C )

7.White light is composed of

( A ) three colours

( B ) seven colours

( C ) five colours

( D ) eight colours

Ans –  ( B )

8.Which of the following can be used to form a real image?

( A ) Concave mirror only

( B ) Plane mirror only

( C ) Convex mirror only

( D ) Both concave and convex mirrors

Ans –  ( A )

9.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

Ans –  ( B )

10.If an object is placed at a distance of 0.5 m in front of a plane mirror, the distance between the object and the image formed by the mirror will be

( A ) 2 m

( B ) 1 m

( C ) 0.5 m

( D ) 0.25 m

Ans –  ( B )

11.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

Ans –  ( C )

12.You are provided with a concave mirror, a convex mirror, a concave lens and a convex lens. To obtain an enlarged image of an object you can use either

( A ) concave mirror or convex mirror

( B ) concave mirror or convex lens

( C ) concave mirror or concave lens

( D ) concave lens or convex lens

Ans –  ( B )

13.The coloured band of light obtained by dispersion of light is called

( A ) image

( B ) spectrum

( C ) convergence

( D ) scattering

Ans –  ( B )

14.An erect and enlarged image can be formed by

( A ) only a convex mirror

( B ) only a concave mirror

( C ) only a plane mirror

( D ) both convex and concave mirror

Ans –  ( B )

15.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.

Ans –  ( C )

16.You are provided with a convex mirror, a concave mirror, a convex lens and a concave lens. You can get an inverted image from

( A ) both concave lens and convex lens

( B ) both concave mirror and convex mirror

( C ) both convex mirror and convex lens

( D ) both convex mirror and concave lens

Ans –  ( C )

17.A convex lens is

( A ) thick at centre

( B ) thin at the centre

( C ) thick at edges

( D ) hollow at the centre

Ans –  ( A )

18.An image formed by a lens is erect. Such an image could be formed by a

( A ) convex lens provided the image is smaller than object.

( B ) concave lens provided the image is smaller than object.

( C ) concave lens provided the image is larger than object.

( D ) concave lens provided the image is of the same size.

Ans –  ( B )

19.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

Ans –  ( B )

20. In a concave mirror the reflecting surface is

( A ) Plane surface

( B ) Bulging out surface

( C ) Uneven surface

( D ) Bent-in surface

Ans –  ( D )

21.A ray of light falling on a mirror is a

( A ) reflected ray

( B ) normal

( C ) deflection

( D ) incident ray

Ans –  ( D )

22. Light travels in:

( A ) curved line

( B ) straight line

( C ) linear line

( D ) can’t say

Ans –  ( A )

23.The image of an object formed by a plane the mirror is

( A ) virtual

( B ) real

( C ) diminished

( D ) upside-down

Ans –  ( A )

24. Light is

( A ) an electromagnetic radiation

( B ) a transverse wave

( C ) mass less

( D ) All of the above

Ans –  ( D )

25.A diverging mirror is

( A ) a plane mirror

( B ) a convex mirror

( C ) a concave mirror

( D ) a shaving mirror

Ans –  ( B )

26. If reflecting surface is convex, then it is a:

( A ) concave mirror

( B ) erect

( C ) virtual

( D ) convex mirror

Ans –  ( A )

27.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

Ans –  ( C )

28. 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

Ans –  ( A )

29.Which of the following mirrors can form a real image of an object?

( A ) Convex

( B ) Concave

( C ) Plane

( D ) Either ( A ) or (b)

Ans –  ( B )

30.is the change of direction of light that is falling on a mirror.

( A ) direction

( B ) conversion

( C ) reflection

( D ) none of these

Ans –  ( A )

31.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

Ans –  ( C )

32.The image formed by plane mirror is:

( A ) erect

( B ) virtual

( C ) concave

( D ) convex

Ans –  ( A )

33.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

Ans –  ( B )

34.An image formed by a mirror or lens which is upright is:

( A ) virtual

( B ) concave

( C ) erect

( D ) convex

Ans –  ( A )

35.A spherical mirror having reflecting surface curved outward is a

( A ) plane mirror

( B ) concave mirror

( C ) convex mirror

( D ) either concave or convex

Ans –  ( C )

36.An image being in such a position that top and bottom are reversed is:

( A ) erect

( B ) virtual

( C ) concave

( D ) inverted

Ans –  ( A )

37.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

Ans –  ( A )

38.The image formed by a plane mirror is:

( A ) erect

( B ) laterally inverted

( C ) convex

( D ) concave

Ans –  ( A )

39.A diverging mirror is

( A ) a plane mirror

( B ) a convex mirror

( C ) a concave mirror

( D ) none of the above

Ans –  ( B )