Kerala PSC - Important and Expected General Science Questions - 40

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1. Who discovered the synthetic rubber?

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2. What are the examples of the synthetic rubber?

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3. Which synthetic rubber has a superior resistance to vegetable and minerals oils?

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4. Which synthetic rubber is used for manufacturing conveyor belts, hoses & gaskets?

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5. Which synthetic rubber is resistant to the action of petrol, lubricating oils & organic solvents?

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6. Which synthetic rubber is used in making oil seals, tank lining etc?

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7. Which synthetic rubber is also known as SBR?

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8. Which synthetic rubber is used in the manufacturing of automobile tyres & rubber soles?

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9. Which acid is used for coagulating the latex?

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10. What should be the percentage of dilution of formic acid before it is added to latex?

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11. What is the name of the mixture of calcium cyanamide & carbon?

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12. What is the commercial name of calcium nitrate?

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13. Which are the important phosphatic fertilizers?

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14. Which kind of fertiliser is Thomas slag?

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15. What is the name of the mixture of nitrogenous, phosphatic & potash fertilizers in suitable amounts?fertilisers

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16. Which is the example of a fertilizer available in the gaseous form?

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17. What is the name of the chemicals used to kill eelworms which feed on growing crops?

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18. The chemicals is used to kill slugs and snails are known as ____

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19. What is the name of the chemicals commonly known as weed killers and are pesticides used to kill unwanted plants?

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20. Which was the first widely used herbicide?

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More General Science Questions

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