Q: Which of the following retains the information when the power to the system is shut down?

A: ROM


Q: Which type of fire extinguisher is used for petroleum fire?

A: Powder type


Q: Sericuluture is a rearing practice of :

A: Silk worm


Q: All enzymes are actually

A: Protein


Q: To get an image, larger than object, one can use

A: Concave mirror


Q: Chemical name of 'Baking powder' is :

A: Sodium bi-carbonate


Q: Which of the following is not a nucleon?

A: positron


Q: What is condensation?

A: Change of vapour into liquid


Q: Metals can be beaten into sheets, because:

A: they are malleable


Q: The pigment which is responsible for blood clotting is:

A: Fibrinogen
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