This question is about the structure of the United Nations and the difference between its principal organs and its specialised agencies.
The correct option is the World Health Organization, since bodies like WHO, UNESCO, and the IMF are specialised agencies linked to the UN, not its principal organs.
Let's summarize:
So the option that is not a principal organ of the UNO is the World Health Organization.
Read the following factors of migration carefully and choose the correct option related to pull factors:
I. Peace and stability
II. Unfavourable climate
III. Protection of property
IV. Economic backwardness
Match the terms given in Column-A correctly with Column-B and choose the correct answer from the codes given below: 