Directions: In Question Nos. 1 to 7, find the odd number / letters / figure / number pair from the given alternatives.
1.
(A) Respiration
(B) Digestion
(C) Disease
(D) Blood pressure
2.
(A) AZBY
(B) CXDW
(C) GTHR
(D) EVFU
3.
(A) BCDF
(B) AEIO
(C) GHTK
(D) RNWX
4.
(A) 9
(B) 28
(C) 126
(D) 64
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