NIPER-JEE-QUESTION-PAPER-2011
QUIZ NO 5
TOTAL QUESTIONS = 20
1. Which of the following equations is used to calculate pH of a buffer system?
A. Handerson-Hasselbalch
B. Kozely Karman
C. BET
D. Arrhenius
2. What is the configuration of D-glyceraldehyde?
A. S
B. R
C. E
D. Z
3. Which of the following is most basic?
A. Pyrrole
B. Pyridine
C. Aniline
D. N, N-dimethylaniline
4. What is the unit of molar extinction co-efficient?
A. M⁻¹•cm⁻¹
B. M⁻¹•cm²
C. M²•cm²
D. M²•cm⁻¹
5. Which method is used for quantitative analysis?
A. IR
B. NMR
C. UV
D. MASS
6. Barbaloin is a chemical constituent of
A. Senna
B. Aloe
C. Rheum
D. Cascara
7. A man completes his journey in total 8 hrs. In his journey, he travels at 40 Km/hr for half the distance and the rest at a speed of 60 Km/hr. What is the total distance traveled by him?
A. 340 km
B. 380 km
C. 400 km
D. 420 km
8. Mitochondria are involved in
A. Fat production
B. Glucose production
C. Electron transport
D. Protein production
9. CAP is hydrolysed at ___ pH:
A. 2.1
B. 3.3
C. 5.4
D. 6.0
10. More specifically antigen is called as:
A. Immunogen
B. Heptane
C. Immunoglobulin
D. All
11. Which of the following is not a disaccharide?
A. Sucrose
B. Maltose
C. Glucopyranose
D. Lactose
12. Both Vitamin K and C are involved in
A. The synthesis of clotting factors
B. Post-translational modifications
C. Antioxidant mechanisms
D. The microsomal hydroxylation reactions
13. Which of the following instruments is not used for wet granulation?
A. Planetary mixer
B. Roller compactor
C. Chilsonator
D. B and C both
14. Which of the following is cycloaddition?
A. Baeyer-villiger
B. Claisen condensation
C. Diels-Alder
D. FC alkylation
15. Dry powder for injection is manufactured by ___ method:
A. Dry heat
B. Moist heat
C. Aseptic filling
D. Radiation
16. Which of the following is condensed tannin?
A. Proanthocyanidins
B. Chlorogenic acid
C. Catechin
D. A and B both
17. What does the ADH hormone regulate?
A. Blood glucose
B. Serum calcium
C. Urine concentration
D. All
18. Drug used for preterm delivery is
A. Oxytocin
B. Sulfoproston
C. Atosiban
D. Carbetocin
19. The drug which acts as a blocker of alpha and beta receptors is
A. Labetalol
B. Atenolol
C. Propranolol
D. Salmeterol
20. Reduction in pharmacological activity of salbutamol on prolonged usage is due to
A. Receptor up-regulation
B. Receptor down-regulation
C. Receptor sensitisation
D. Desensitisation
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