In alphabet series, some alphabets are missing which are given in that order as one of the alternatives below it. Choose the correct alternative. - ab _ bc _ c _ ba _ c

C. CAAB

Choose or find odd word - Pituitary , Pancreas , Thalamus , Adrenal , Testis

C. THALAMUS

In the following question, a group of letters is given which are numbered 1, 2, 3, 4, 5 and 6. Below are given four alternatives containing combinations of these numbers. Select that combination of numbers so that letters arranged accordingly, form a meaningful word. I  N  L  A  S  G
1  2  3  4  5  6

B. 5, 1, 6, 2, 4, 3

Choose or find odd word - Dynamics , Mechanics , Electronics , Optics , Physics

E. PHYSICS

A + B means A is the son of B;
A - B means A is the wife of B;
A x B means A is the brother of B;
A ÷ B means A is the mother of B; and
A = B means A is the sister of B.
What does P + R - Q mean ?

A. Q IS THE FATHER OF P.