Class 10 Science Chapter 11 MCQ
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 2020-2021
|Chapter: 11||Human Eye and Colourful World|
|Contents:||MCQ Online Tests with Explanation and Answers|
Class 10 Science Chapter 11 MCQ Online Test for 2020-21
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.
Student sitting on the last bench can read the letters written on the blackboard but is not able to read the letters are written in his textbook. Which of the following statements is correct?
Which of the following phenomena of light are involved in the formation of a rainbow?
The clear sky appears blue because:
A person cannot see distinctly objects keep beyond 2 metre. This defect can be corrected by using a lens of power:
Recently, in a science class test, you are asked a question where you have to say whether the statements are correct or not?
Hanshika is writing some important points about the “donation of eyes”. Choose the incorrect statement:
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?
Which of the following statements is correct?
The human eye possesses the power of accommodation. This is the power to:
Having two eyes gives a person:
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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