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Kerala PSC - Model Questions for Sub Inspector of Police - 09


1. An inert gas mixed with oxygen given to patients suffering from restricted breathing is:


2. Calcium hypochlorite is an inorganic compound commonly known as:


3. A powerful eye irritant present in smog is:


4. Avogadro's hypothesis relates volume of gases and:


5. A solid needle when placed horizontally on surface of water did not sink. This happened due to the phenomenon of:


6. The group of metals Fe, Co, Ni may best called:


7. The two elements that are frequently used for making transistors are:


8. What is the scientific name for washing soda?


9. Which type of mirrors is used by dentists to see an enlarged image of the teeth?


10. The kerosene oil spread on the water surface appears in decent colours is due to:


11. The sleeping sickness is caused by:


12. Double membrane that covers heart:


13. A free living soil bacterium that fixes nitrogen?


14. Which is known as 'Yellow Cake'?


15. A person with antigen A in the RBC and antibody B in the plasma belongs to the blood group?


16. The non-metal which exists in liquid state at room temperature is:


17. Which organelles is also known as 'atom bombs'?


18. Which device works on the basis of the principle of mutual induction?


19. A moderator is used in nuclear reactors in order to:


20. The soap bubbles in sunlight appear having brilliant colour due to:


21. The brilliant red colour of rising and setting sun is seen due to:


22. When water itself combines chemically with some element or mineral it is called:


23. Discovery of the nucleus of an atom was due to the experiment carried out by:


24. Diffusion of light in the atmosphere takes place due to:


25. According to the theory of relativity which always remains constant?



Kerala PSC - Model Questions for Sub Inspector of Police - 09 Kerala PSC - Model Questions for Sub Inspector of Police - 09 Reviewed by Santhosh Nair on 2:56 AM Rating: 5

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