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

Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it.
deb, ijg, nol ? xyv

From the given alternative words, select the one which can be formed by using the letters of the given word.
MOBILIZATION

Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it.
c_bba_cab_ac_ab_ac

Arrange the given words in the sequence in which they occur in the dictionary.
(1) Necrology
(2) Nacromancy
(3) Necropolis
(4) Nacrophilia

If it is possible to make a meaningful word of English together with the first, fifth and eighth letters of the word APTITUDES, how many total words can be made of this type? 

In the following question, select the word which cannot be formed using the letters of the given word.
CAPABILITIES