Kerala PSC - Important and Expected General Science Questions - 42

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1. Which explosive is highly unstable & sensitive liquid and also known as 'Noble's Oil'?

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2. Any natural or synthetic material added to soil to provide plant nutrients is called ____?

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3. Which are the major nitrogenous fertilizers?

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4. What is known as the best fertiliser?

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5. What is the chemical name of Urea?

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6. What is the percentage of Nitrogen in Urea?

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7. Which fertilizer has the highest nitrogen content of all solid nitrogenous fertilizers in common use in India?

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8. The heating of rubber with sulphur is known as ___?

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9. Why rubber is vulcanised?

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10. Rubber made with what percentage of sulphur is soft & stretchy and used in making rubber bands?

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11. What is the percentage of sulphur in rubber which is used in the manufacturing of typres?

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12. In which year the Insecticides Act came into force in India?

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13. Which are the four colors used in the toxicity label of pesticides in India?

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14. What is the color of the label of the extremely toxic pesticides?

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15. Which are the examples of red labelled pesticides?

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16. What is the color of the label of the pesticides having high toxicity?

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17. Which are the examples of yellow labelled insecticides?

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18. What is the color of the label of the pesticides having moderate tosicity?

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19. Which are the examples of blue labelled pesticides?

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20. Which color is used to label the slightly toxic pesticides?

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21. What are the examples of green labelled pesticides?

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22. What are the examples of thermoplastics?

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23. What are the examples of thermosetting plastics?

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24. Which polymer is used to make combs, phonograph records, handles of various utensils & electric switches?

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25. Which polymer is used to make unbreakable crockery?

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26. Which polymer is used in the manufacturing of paints & lacquers?

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27. Which is the first fully synthetic fibre developed in 1931?

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28. Which polymer is used in making socks, ropes, tooth brushes, seat belts, sleeping bags & ropes for rock climbing?

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29. Which polymer has high optical transparency & high strength, so used for making bullet proof glass, food processor jar, fridge containers etc?

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30. ___ test is not used for detection of mastitic milk

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More General Science Questions

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