Choose the correct alternative for the word belongs to the same group.

Peat : Lignite : Bituminous

Which of the following pairs have the same relationship as $EXPLORE : DISCOVER$ ?

Choose the correct alternative for the given relation.

Evaporation : Cloud

Concert is related to theatre in the same way as banquet is related to.......

Physiology is related to biology in the same way metaphysics is related to........

Choose the correct alternative for the given relation.

Snake : Fang : : Bee : ?