Analogy Questions

Second denotes the class to which the first belongs to. Here Malaria belongs to disease class and similarly, Spear belongs to weapon class.

Hence,  Malaria : Disease :: Spear : Weapon.

Hooke dicovered the Cells. Similarly, Mulder discovered the protiens. 

Nautilus is a type of fish and teal is a type of duck.

Hence, Nautilus : Fish :: Teal : Duck.

As,

 A→+2C

 F→+2H

Similarly,

 $$\begin{gathered} K→+2M \\ T→+2V \end{gathered}$$

Except mirage, all others are sources of water.

Bleak means an area of land lacking vegetation and exposed to the elements like deserts.

Boxing is played in the ring whereas Wrestling is played in Arena.