NIPER-JEE-QUESTION-PAPER-2012
QUIZ NO 5
TOTAL QUESTIONS = 20
1. What is the use of Bisphenol A (BPA)?
A. Test reagent used for detecting cancer
B. Testing the use of drugs to improve performance by athletes
C. For the development of food packaging material
D. A special type of steel
2. Pigment in tomato is ––––––.
A. Lycopene
B. Betalain
C. Anthocyanin
D. Lutein
3. Threshold of Toxicological Concern (TTC) value of ___ intake of a genotoxic impurity is considered to be associated with an acceptable risk:
A. 0.5 μg/day
B. 1.5 μg/day
C. 2.5 μg/day
D. 2.5 μg /day
4. Drug specificity, defined as the degree to which the effects of a drug are due to one pharmacological action, depends on:
P) Dose
Q) Route of administration
R) Receptor affinity
S) Delivery system
A. P and Q
B. P, Q, and R
C. Q, R, and S
D. P, R, and S
5. The total quality approach has which of the following characteristics?
A. Teamwork
B. Freedom through control
C. Obsession with quality
D. Focus on the customer
6. MOA of antihyperlipidemic statins is inhibition of:
A. Thiolase
B. HMG CoA reductase
C. Dihydrofolate reductase
D. Squalene epoxidase
7. What is eudismic ratio?
A. Ratio of activity of eutomer to distomer
B. Ratio of activity of conformers
C. Ratio of activity of R and S
D. Ratio of activity of E and Z
8. @@As per Woodward-Fieser, what will be the λmax for:
A. 254
B. 354
C. 318
D. 298
9. Luminescence is because of:
A. Photons emitted while excited electrons drop down
B. Knocking out of electrons by photons
C. Photons stimulated by photons
D. All
10. ____ presence and quantity is considered as the marker for the quality of rose oil:
A. Rhodinyl acetate
B. Phenyl ethyl formate
C. Beta-damascenone
D. Geraniol
11. Which one of the spectrometry may differ in its application?
A. UV
B. NMR
C. Mass
D. IR
12. Azithromycin is prepared by ___ rearrangement:
A. Beckmann
B. Hoffman
C. Lossen
D. All of these
13. Teratogenic effects of vitamin ___ are well documented:
A. A
B. B complex
C. C
D. D
14. Valleys rather than peaks might be of interest in ___ spectrum:
A. UV
B. IR
C. CNMR
D. ESR
15. IR is the graph of ––––––––.
P) Absorbance versus wavelength
Q) Absorbance versus wavenumber
R) Transmittance versus wavenumber
S) Transmittance versus wavelength
A. P & R
B. R and S
C. Q and R
D. P, Q, R, and S
16. Heckel plot helps to choose:
P) Lubricant
Q) Size of die
R) Time of compression
S) Time of mixing with lubricant
A. P and Q
B. Q and R
C. P, Q, and R
D. P, Q, R, and S
17. Eudragit 100 is mainly used for:
P) Sustained release
Q) Controlled release
R) Enteric coating
S) Colon-targeted drugs
A. P and Q
B. P, Q, and R
C. P, Q, R, and S
D. Cannot say
18. A microbe that grows only at the bottom of a tube of thioglycollate medium is probably a(n):
A. Facultative anaerobe
B. Aerotolerant anaerobe
C. Microaerophile
D. Obligate anaerobe
19. Ester hydrolysis occurs most commonly by which mechanism?
A. SN1
B. SN2
C. Tetrahedral
D. All of the above
20. In which type of chromatography is the interaction between the analyte and the stationary phase due to the size and shape of the molecule only?
A. Adsorption
B. Partition
C. Gel permeation
D. Affinity
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