Kerala PSC - Important and Expected General Science Questions - 51

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1. Which test is conducted to identify the presence of lactic acid?

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2. The Nessler's reagent tests are done to identify the presence of ___

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3. The roots of which plants are affected by the fungal Panama disease?

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4. Which international organisation organises the Earth Hour?

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5. The substances which are feebly magnetised in the opposite direction of magnetic field when placed in a strong magnetic field are called ___

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6. What are the examples of diamagnetic substances?

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7. What are the examples of ferromagnetic substances?

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8. What are the examples of paramagnetic substances?

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9. What is the major component of the gober gas?

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10. Which hydrocarbon gas causes the explosions in the mines?

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11. Which compound is known as 'organic benzene'?

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12. Which light phenomenon causes the twinkling of stars?

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13. When two mirrors are parallel to each other, then ___ number of images are formed?

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14. Which mirror is used in the rear-view mirror of vehicles?

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15. Which type of mirror is used as shaving mirror & dentist mirror?

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16. What is the unit of power of lens?

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17. The refractive index of glass is maximum for ___ colour?

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18. Which type of lens is used in simple microscope?

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19. What is the working principle of the optical fibres?

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20. What is the working principle o a transformer?

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More General Science Questions

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