Science quiz questions and answers - 14 August 2014

1. Which among the following is used in ripening of fruits?
[A]Ethane
[B]Ethylene
[C]Butane
[D]Methane


2. Which among the following is a common salt in detergents?
[A]Nitrate
[B]Sulphonate
[C]Sulphate
[D]Carbonate


3. Which chemical is used in photography?
[A]Potassium Chloride
[B]Sodium Bromide
[C]Silver Bromide
[D]Magnesium Chloride


4. PVC is a polymer of _______________.
[A]Vinyl Chloride
[B]Styrene
[C]Carbonates
[D]Propane


5. Which of the following is a component of Gobar Gas?
[A]Methane
[B]Ethane
[C]Propane
[D]Butane