The ozone gas?

A) Destroys the floating germs in the air

B) Increases the floating germs in the air

C) Decreases the floating germs in the air

D) None of these

Third shell in an orbit can hold up to?

A) 18 Electrons

B) 16 Electrons

C) 14 Electrons

D) None of these

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PVC stands for?

A) Polyvinyle chloride

B) Polyvinyle chlorine

C) Polyvinyle carbon

D) None of these

Cyclone is?

A) Centripetal force

B) Centripetal acceleration

C) Circular moving

D) None of these

Vitamin C prevents the disease of?

A) Scurvy

B) Heart attack

C) Abdominal pain

D) None of these

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