Alphabet Test Questions

In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?

TER_TE_S_ER_

A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.

XXXXXO, XXXXOX, XXXOXX, XXOXXX, XOXXXX, ?

Select the related word/letters/number from the given alternatives.
ABDE : FGIJ :: IJLM : ?

In the following question, select the related letter/letters from the given alternatives.

CPR : ERT : : DQS : ?

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.

SAY, TDD, UGI, VJN, ?

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.

RS, WX, ? , GH

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.
I, V, ? , L

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

BD, EG, HJ, ?