CBSE - One Word Substitution

Someone or something that is difficult to understand or explain (1) Enigma (2) Juggernaut (3) Errand (4) Raison detre

[One Word Substitution ] A person sharing responsibility for a political partys discipline and tactics is known as: 1. Diplomate 2. Statesman 3. Pole 4. Whip

Some thing that relates to everyone in the world 1. Usual 2. General 3. Common 4. Universal

Someone or something that causes bad luck (1) Laurel (2) Ken (3) Gambit (4) Jinx

An instrument for viewing objects at distance. (1) Microscope (2) Telescope (3) Periscope (4) Kaleidoscope