NIPER-JEE-QUESTION-PAPER-2013
QUIZ NO 4
TOTAL QUESTIONS = 20
1. Which of the following is directly compressible material used in tablet manufacturing?
A. Emdex
B. Mannogem
C. Neosorb
D. ALL
2. Petrolatum is ––––––.
A. Absorption type of base
B. Hydrocarbon base
C. Water removable base
D. Water soluble base
3. Maximum size of rounded shape SGC is ––––––.
A. 20 minim
B. 16 minim
C. 9 minim
D. 80 minim
4. Correct stability order of butyl cation is ––––––.
A. 1° > 2° > 3°
B. 1° > 3° > 2°
C. 3° > 2° > 1°
D. 2° > 3° > 1°
5. Which of the following is approved by US-FDA for the treatment of rheumatoid arthritis in 2010?
A. h-HFE7A Mab
B. Adalimumab
C. Ofatumumab
D. Tocilizumab
6. The main chemical constituent of senna is:
A. Sennosides A and B
B. Sennosides C and D
C. Both A and B
D. Rhein
7. Zeisel’s method is used to measure _____ groups in complex natural compounds.
A. Hydroxyl
B. Amino
C. Alkoxy
D. Acidic hydrogens
8. Patent expiry date of Atorvastatin (Lipitor) is ––––––.
A. 2010
B. 2011
C. 2011
D. 2012
9. Erythropoietin is produced by ––––––.
A. Bone marrow
B. Kidney
C. Liver
D. B and C both
10. _____ is used as accelerator in rubber manufacturing.
A. Sulfide
B. Zinc oxide
C. Zn chromate
D. All of the above
11. Dramamine is used to treat car sickness though it was originally tested as an agent for the treatment of allergies. This is an example of lead identification via ––––––.
A. Clinical observation
B. Drug metabolism
C. Pharmacophore development
D. Random screening
12. Structure of α-phellandrene contains ––––––.
A. Homoannular diene
B. Ring extending conjugation
C. Exocyclic double bond
D. All
13. @@Find the λmax value for the compound given below:
A. 245 nm
B. 240 nm
C. 275 nm
D. 270 nm
14. If a variable temperature program is used rather than an isothermal temperature program, what parameter will not be affected?
A. Order in which compounds elute
B. Retention time
C. Peak height
D. Peak area
15. Opium alkaloids are derived from:
A. Tyrosine
B. Phenylalanine
C. Ornithine
D. Mevalonic acid
16. Mull is a sampling technique in ––––––.
A. IR
B. UV
C. Mass spectroscopy
D. NMR
17. Quinolones act by –––––.
A. Inhibiting Gram positive DNA gyrase and topoisomerase enzymes
B. Inhibiting Gram negative DNA gyrase and topoisomerase enzymes
C. Inhibiting Gram negative and Gram positive DNA gyrase and topoisomerase enzymes
D. Inhibiting Gram negative and Gram positive topoisomerase enzymes
18. Why gram-negative bacteria stain pink by gram staining?
A. Their cell wall is made of peptidoglycan
B. Their cell wall is made of lipids
C. Their cell wall is acidic to retain safranin
D. None of the above
19. Which one of these molecules can be a reactant in a Friedel-Crafts reaction?
A. Aniline
B. Nitrobenzene
C. Chloroethene
D. Bromobenzene
20. What is the approximate chemical shift of an alkynyl carbon in ¹³C NMR spectroscopy?
A. 200 ppm
B. 30 ppm
C. 70 ppm
D. 120 ppm
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