Choose the correct alternative for the given relation.

House : Garbage : : Ore : ? 

Choose the correct description for the given relation.

Madras : Vishakhapatnam : Rangoon

Umbrella is related to rain in the same way goggles are related to.......

Choose the correct alternative for the given relation.

Professor : Lecture : : Doctor : ?

Bicycle is to pedal as boat is to..........

Choose the correct alternative for the given relation.

Water : Convection : : Space : ?