In the following question, out of the four alternatives, choose the one which can be substituted for the given words/sentence.
The study of birds is known as
A place for fish or water plants.
A remedy for all diseases.
Master of ceremonies
In the following question, out of the four alternatives, choose the one which can be substituted for the given words/sentence.Substance used in surgery to produce unconsciousness.
A person who opposes war or use of military force.