(Q2): Choose the correct answer using the correction sheet : (Put your answer at electronic answer sheet) 1- The addition of water to myreene produce: A) Citral B) Carvone A) It is bicyclic monoter into benzylidene derivative indicates .... B) Composition of fiverpenoid (C)) Position of carbone member ring D) Presences of active methylene 3- The presence of double bond in position 8(9) in carvone can be confirmed through : A) Heating it with Se B) Removal of H2O from a-terpinol C) Preparation it from carvone D) by hydrogen bromide addition followed by successive precipitation of bromide by Zn 4- Conversion of -terpinol into carvone prove : A) Carvone is bicyclic. B) Carvone contains double bond in position 1(7) C) The carbon structure of carvone is the same as the carbon structure of the -terpinol. D) Carvone contains double bond in position 1,2 5-Formation of camphoronic acid indicates that : A) Camphoronic acid keto group is present in one of ring B) Camphoronic acid having two carbosylic acid C) Camphor is cyclopentane derivatives D) Camphor is saturated compound 6-Treatment of gerniol with of sulphuric acid produces : (A) Leavulic acid C) Glyoxal B) a-terpinol D) Nerol