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Class 10 Science Chapter The Human Eye and the Colourful World - Part 6

NCERT & CBSE Based Class 10 Science Chapter the Human Eye and the Colourful World.

Class 10th
40 Questions
0.00 Marks
Pass: 0.00

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Q1 • MCQ • 1 marks
Which phenomenon causes the path of light to bend in the atmosphere?
Q3 • MCQ • 1 marks
The Tyndall effect is observed when light passes through a:
Q4 • MCQ • 1 marks
Which of the following is an example of a colloid?
Q5 • MCQ • 1 marks
If there were no atmosphere, the sky would appear:
Q6 • MCQ • 1 marks
Which scientist discovered the spectrum of white light using a prism?
Q7 • MCQ • 1 marks
The eye adjusts to dim light by:
Q8 • MCQ • 1 marks
White light is a combination of:
Q9 • MCQ • 1 marks
Which phenomenon causes the formation of a rainbow?
Q10 • MCQ • 1 marks
Which colour is deviated the least by a prism?
Q11 • MCQ • 1 marks
Which colour is deviated the most by a prism?
Q12 • MCQ • 1 marks
Atmospheric refraction is caused by:
Q13 • MCQ • 1 marks
Which phenomenon makes stars appear to twinkle?
Q14 • MCQ • 1 marks
Which celestial bodies generally do not twinkle?
Q15 • MCQ • 1 marks
The apparent position of the Sun is slightly above the horizon because of:
Q16 • MCQ • 1 marks
The eye lens is held in position by:
Q17 • MCQ • 1 marks
Which light is least scattered by the atmosphere?
Q18 • MCQ • 1 marks
The phenomenon responsible for the white appearance of clouds is:
Q19 • MCQ • 1 marks
The speed of light in vacuum is:
Q20 • MCQ • 1 marks
The visible spectrum ranges approximately from:
Q21 • MCQ • 1 marks
Which part of the eye contains no light-sensitive cells?
Q22 • MCQ • 1 marks
Which cells are responsible for colour vision?
Q23 • MCQ • 1 marks
The Earth's atmosphere acts like a:
Q24 • MCQ • 1 marks
Which cells are responsible for vision in dim light?
Q25 • MCQ • 1 marks
Which defect of vision cannot usually be corrected by spectacles alone?
Q26 • MCQ • 1 marks
Cataract is treated mainly by:
Q27 • MCQ • 1 marks
Which scientist explained the scattering of light by small particles?
Q28 • MCQ • 1 marks
Tyndall effect proves that light:
Q29 • MCQ • 1 marks
Which colour is commonly used for danger signals because it is visible from long distances?
Q30 • MCQ • 1 marks
Which colour is scattered the most in the atmosphere?
Q31 • MCQ • 1 marks
A prism disperses white light because different colours have:
Q32 • MCQ • 1 marks
The sequence of colours in a rainbow from outer to inner edge is:
Q33 • MCQ • 1 marks
The scattering of light depends mainly on:
Q34 • MCQ • 1 marks
The phenomenon responsible for the blue colour of the sky is:
Q35 • MCQ • 1 marks
The phenomenon responsible for the apparent advance of sunrise is:
Q36 • MCQ • 1 marks
The human eye can clearly see objects because the image is formed on the:
Q37 • MCQ • 1 marks
The near point of a normal human eye is:
Q38 • MCQ • 1 marks
Twinkling of stars is observed because stars are:
Q39 • MCQ • 1 marks
The transparent jelly-like substance filling the eyeball is called:
Q40 • MCQ • 1 marks
Which part of the eye is most sensitive to light?
Q41 • MCQ • 1 marks
Which of the following is responsible for vision in bright daylight?

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