In the question below given the statements followed by Four conclusions. You have take statements to be true even if they seem to be at true even if they seem to be at variance with commonly known facts. Read the conclusions logically follows from the given statements disregarding commonly known facts. Given answer
Statements:- 
Some tree are flowers.
Some flowers are pencils.
Some pencils are tables.
Conclusion:-
(i) Some tables are flowers.
(ii) Some pencils are trees.
(iii) Some tables are trees.
(iv) Some trees are pencils.

In the following question select the related word from the given alternatives
Dog : Rabies :: Mosquito:?

Conditions;
(A) There are six members in a family – A, B, C, D, E & F, including two married couples.
(B) Two of them are doctors, one is a teacher, one is a clerk & two are the artists. Both the doctors are of same gender.
(C) A & C are in the same profession.
(D) Teacher is married to a doctor & an artist is married to clerk.
(E) A is an artist & E is male doctor. Both are unmarried.
(F) F is a husband of B.
To whom the teacher is married ?

Conditions;
(A) There are six members in a family – A, B, C, D, E & F, including two married couples.
(B) Two of them are doctors, one is a teacher, one is a clerk & two are the artists. Both the doctors are of same gender.
(C) A & C are in the same profession.
(D) Teacher is married to a doctor & an artist is married to clerk.
(E) A is an artist & E is male doctor. Both are unmarried.
(F) F is a husband of B.
What is the profession of B?

Conditions;
(A) There are six members in a family – A, B, C, D, E & F, including two married couples.
(B) Two of them are doctors, one is a teacher, one is a clerk & two are the artists. Both the doctors are of same gender.
(C) A & C are in the same profession.
(D) Teacher is married to a doctor & an artist is married to clerk.
(E) A is an artist & E is male doctor. Both are unmarried.
(F) F is a husband of B.
Who is a clerk ?

Conditions;
(A) There are six members in a family – A, B, C, D, E & F, including two married couples.
(B) Two of them are doctors, one is a teacher, one is a clerk & two are the artists. Both the doctors are of same gender.
(C) A & C are in the same profession.
(D) Teacher is married to a doctor & an artist is married to clerk.
(E) A is an artist & E is male doctor. Both are unmarried.
(F) F is a husband of B.
The married couples from the following are 

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 alternatives the word which cannot be formed using the letters of the given word
PSYCHOLOGY