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Azotobacter spp. fix N as symbionts on rice.
Eight people, P, Q, R, S, T, U, V and W are sitting in a straight line, facing north. Only three people sit to the left of P. Q sits third to the right ...
What is the sum of present age of C and the one who is third to the right of C?
Which of the following pairs has only one person sitting-between them, if the counting is done in clockwise direction?
Four of the following five are related to each other in some way and thus formed a group. Choose the one which does not belong to that group?
If D and F exchange their position then after the new rearrangement what is the position of A with respect to F?
If all the persons are made to sit in alphabetical order in a clockwise direction with respect to A, then how many persons remain unchanged in their po...
Who among the following sits at one of the extreme ends?
Four out of five pair follow a certain rule and thus form a group, then which of the following pair doesn’t belong to that group?
Which of the following combinations is correct?
What is the sum of room number of V, A, Q, X and Z?