physics general questions

In a sitar wire which one of the following types of vibration is produced?

A. Progressive longitudinal
B. Stationary longitudinal
C. Progressive transverse
D. Stationary transverse

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22. Which gas in the atmosphere saves us from the ultra violet rays of the sun?

A. Nitrogen
B. Oxygen
C. Ozone
D. Carbon Monoxide

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23. What is the study of plants called?

A. Physics
B. Chemistry
C. Zoology
D. Biology

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24. The three methods of science are observation, experimentation and

A. Hypothesis
B. Measurement
C. Deduction
D. inference

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25. The Central Arid Zone Research Institute (CAZRI) is located at

A. Jaipur
B. Jodhpur
C. Jaisalmer
D. Jallandhar

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26. What is the more common name for a polymer of amino acids?

A. Protein
B. Carbohydrate
C. Enzyme
D. Sugar

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27. Which rare element would you associate with Marie and Pierre Curie?

A. Uranium
B. Gold
C. Radium
D. Platinum

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28. Which chemical element is represented by the symbol Zn?

A. Aluminum
B. Copper
C. Gold
D. Zinc

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29. Who discovered Penicillin?

A. Robert Koch
B. Sir Alexander Fleming
C. Watson and Crick
D. Louis Pasteur

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30. In which one among the following is the speed of sound maximum?

A. Alit at 0 degree
B. Alit at 100 degree
C. Water
D. Wood