10th Standard Science Chapter 11

Q1. The term “accommodation” as applied to the eye, refers to its ability to:

Q2. How eyes adjust in order to focus the image of near or distant objects on retina?

Q3. A person cannot see the distant objects clearly (though he can see the nearby objects clearly). He is suffering from the defect of vision called:

Q4. A got his eye tested. The optician’s prescription for the spectacles was:

Left eye: −3 D

Right eye: −3.50 D

The person is having a defect of vision called:

Q5. A man finds it difficult to read the odometer on the dashboard of the car but is able to clearly read a distant road sign. Which of the following statement is correct about this man?

Q6. With both eyes open, a person’s field of view is about:

Q7. When a beam of white light falls on a glass prism, the colour of light which will deviate least is:

Q8. The star appear shifted from their actual position due to the phenomenon of:

Q9. Blue colour of the sky is due to the phenomenon of:

Q10. Which of the following figures correctly represents the passage of white light through prism?