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Write true or false in front i of the statements given below:1. Iris in the human eye controls the light entering it. (True/False) 2. Concave lens is known as convergent lens. (True/False)3. Optic nerve sends messages to the brain. (True/False) 4. Virtual image cannot be formed on a screen. (True/False) 5. A concave lens always formed a virtual, erect and diminished image. (True/ False) 6. Real images are always inverted. (True/False) 7. Small hole in Iris is called pupil. (True /False)8. Shortsightness eye defect persons cannot see nearby objects. (True/False) 9. The high focal length convex lens is used in simple microscope. (True /False) 10. Dr. C.V. Raman was awarded the Bharat Ratna by the Government of India in 1954. (True/False) |
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Answer» 1. (T) 2. (F) 3. (F) 4. (T) 5. (T) 6. (T) 7. (T) 8. (F) 9. (F) 10. (T) |
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