11. What is the IUPAC name of the following compound?


(A) dimethylamino-3-phenylpropanoic acid

(B)N,N-dimethyl 2-phenylethyl amide

(C)NN-dimethy1 3-phenylpropanamide

(D)dimethyl 2-phenylpropanoylamine

12. Which molecule does not have a dipole moment?(A)(B)(C)(D)

13. What alkyl group is attached to the oxygen in the following ester? (A) ethyl (B)propyl (C) sec-propyl (D)isopropy] (E)None of these choices.

14. What alkyl groups make up the following ether? (A) Isobutyl and methyl (B)Methyl and butyl (C) Ethyl and isopropyl (D)Methyl and sec-butyl (E)None of these choices.

15. What functional groups are present in nicotine, an addictive substance found in tobacco? (A) two tertiary amines (B)two secondary amines (C) phenyl ring and tertiary amine (D)secondary and tertiary anime (E)none of these choices

16. What functional group is present in the following compound? (A) alcohol (B)ketone (C) aldehyde (D)ester (E)ether

17.R evidence for the presence of the C-C would be most difficult to detect in the case of which of these alkenes?(A)(B)(C)(D)(E)

18. Which C4H9Br compound gives a triplet at approximately 3.5 ppm in the 1H NMR spectrum? (A)1(B)2(C)3(D)4

19. Which C,H1o0 compound gives the following 'H NMR spectrum? (A)1(B)2(C)3(D)4

1. Which of the following is correct for a bacterium and its corresponding human disease? (A) Chlamydia trachomatis : peptic ulcer disease (B) Borrelia burgdorferi : Lyme disease (C) Pseudomonas aeruginosa : plague (D) Clostridium botulinum : typhoid (E) Vibrio alginolyticus : syphilis

2. Which of the following statement is cotrect for comparison of Bacteria, Archaea and Eukarya? (A) Both Bacteria and Eukarya are insensitive to kanamycin that interferes with protein synthesis. (B) Chemolithotrophy is present in Eukarya, but not in Bacteria and Archaea. (C) Methanogenesis is absent in Eukarya, but is present in Bacteria and Archaea. (D) For membrane lipid, Bacteria have ester-linked, straight chained fatty acid, whereas Archaea have ether-linked, branched isoprene-derived chains. (E) Chlorophyll-based photosynthesis is existed in Eukarya and Archaea.

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