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Test Your Science Knowledge For NDA/CDS. Attempt this quiz to increase your scores. The passing percentage is 70%. All the best.
#1. Which one of the following physical quantities has the same dimensions as that of Planck's constant h?
#2. A liquid initially contracts when cooled down to 4 degree C but on further cooling down to 0 degree ,it expands .The liquid is?
#3. The speed of a body that has Mac number more than 1 is?
about 10 m/s
#4. In a periscope , the two plane mirrors are kept?
parallel to each other
perpendicular to each other
at an angle of 60 degree with each other
at an angle of 45 degree with each other
#5. Which one of the following device changes low voltage alternating current to high voltage alternating current and vice-versa?
#6. Which one of the following is not a mixture?
#7. Rutherford's alpha-particle scattering experiment was responsible for the discovery of?
#8. What is the name of the acid in grapes?
#9. A homogenous mixture contains two liquids. How are they separated?
#10. Soap solution used for cleaning purpose appears cloudy.This is due to the fact that soap micelles can?
#11. Which of the following does not possess a specialized conducting tissue for transport of water and other substances in plants?
#12. Which of the following is a free living bacteria that help in nitrogen fixation?
#13. Cell wall of fungi is made up of?
Chitin and Hemicellulose
#14. Marsileo,fern and horse-tail are examples of which one of the following plant groups?
#15. The leaves used as wrappers for bides are obtained from which one of the following?