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Science questions for CDS/NDA exam. Attempt this quiz to increase your scores. The passing percentage is 70%. All the best.
#1. Critical angle of light passing from glass to water is minimum for:
#2. Light from the sun reaches upon in nearly -
#3. The colour of stars depends upon their -
#4. The head mirror used by doctors in E.N.T. is :
#5. Optical Fibre works on the principal of:
#6. Golden view of sea shell is due to:
#7. When viewed in white light , soap bubbles show colours of:
#8. Production of which one of the following is a function of liver:
#9. Which muscles in the skin contract to make the hair on our skin stand up straight (goosebumps)?
#10. Nuclear envelope is absent in:
#11. Which of the following is considered as cell within cell:
#12. Lung is covered by a membrane called?
#13. Collagen is--
#14. Water attains maximum density at:
#15. Which of the following alloy is used for making magnets in hearing aids:
#16. Which one of the following is not an allotrope of carbon:
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