Odd Man Out

In all other pairs, lack of first causes the second.

All except Parrot are birds of prey.

Each of the numbers except 566, is a perfect square.

All except Chalk are obtained from crops.

Each of the number except 345, is one more than the cube of a certain number.

In all other numbers, the sum of the digits is 17.

All except Cloud are different forms of precipitation.

PQXZ → No vowel. CQBN → No vowel. PRMN → No vowel. ABDF → One vowel.

Square, Triangle and Rectangle are geometrical figure.

All except Chess are outdoor games.