Class 10 Science Chapter 11 MCQ (Multiple Choice Questions) of Human Eye and Colourful World. Practice with these important questions to be confident in topics given in chapter 11 of grade 10 science. All the questions are useful for the preparation of class test or terminal exams. Questions are taken from NCERT Book intext pages and exercises question answers.
Class 10 Science Chapter 11 MCQ with Answers for 2022-2023
|Chapter: 11||Human Eye and Colourful World|
|Contents:||MCQ Online Tests with Explanation and Answers|
Class 10 Science Chapter 11 MCQ Online Test for 2022-23
Class 10 Science Chapter 11 MCQ Online tests with solutions and explanation are given below. All the questions are important for exams. After completing Chapter 11 from NCERT Textbook, these questions are helpful for the preparation of exams in less time.
Sunset is red because at that time the light coming from the sun has to travel:
At noon the sun appears white as
The sky appears blue because some of the blue component of sunlight is scattered by:
Which of the following statement is or are incorrect?
Which of the following phenomena of light are involved in the formation of a rainbow?
Which of the following is not caused by the atmospheric refraction of light?
Twinkling of stars is due to atmospheric
In a science quiz competition, Rajani are asked a question where she had to choose the statement which was/were incorrect?
The clear sky appears blue because:
As light from a far-off star comes down towards the earth:
Recently, in a science class test, you are asked a question where you have to say whether the statements are correct or not?
The stars twinkle but the planets do not twinkle at night because:
Hanshika is writing some important points about the “donation of eyes”. Choose the incorrect statement:
The danger signals installed at the top of tall buildings are red in colour. This can be easily seen from the distance because among all the other colours, the red light:
The animals called predators have:
Which of the following phenomena contributes significantly to the reddish appearance of the sun at sunrise or sunset?
Read the following sentences carefully, and choose the incorrect one:
A man driving a car can read a distant road sign clearly but finds difficulty in reading the odometer on the dashboard of the car. Which of the following statement is correct about this man?
Consider the following statements and choose the incorrect one:
Vibhu is doing his homework which is given by his teacher. Would you help him to choose the incorrect sentences?
In the last year board examination, Rahul were asked a question where he had to choose the statement which was/were incorrect? Will you be able to answer this question?
To focus the image of a nearby object on the retina of an eye:
The term ” accommodation” as applied to the eye, refers to its ability to:
A student sitting on the last bench in the class cannot read the writing on the blackboard clearly but he can read the book lying on his desk clearly. Which of the following statement is correct about the student?
The animals of prey have:
Class 10 Science Chapter 11 Important Questions
What is the function of Iris?
Iris is a dark muscular diaphragm that controls the size of the pupil.
What is meant by accommodation of eye?
The ability of the eye lens to adjust its focal length is called accommodation.
Why do stars twinkle?
The twinkling of a star is due to atmospheric refraction of starlight. The starlight, on entering the earth’s atmosphere, undergoes refraction continuously before it reaches the earth.This makes continuously change in star’s position and we see the twinkling of stars.
Why does sky apear blue in colour?
The molecules of air and other fine particles in the atmosphere have size smaller than the wavelength of visible light. These are more effective in scattering light of shorter wavelengths at the blue end than light of longer wavelengths at the red end. When sunlight passes through the atmosphere, the fine particles in air scatter the blue colour (shorter wavelengths) more strongly than red. The scattered blue light enters our eyes and we see blue sky.
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