NIPER-JEE-QUESTION-PAPER-2012
QUIZ NO 4
TOTAL QUESTIONS = 20
1. Ergot is the ____ of the fungus Claviceps purpurea:
A. Filamentous hyphae
B. Dried sclerotium
C. Ascospore
D. Conidiospore
2. Stationary phase for RPHPLC is ––––––.
A. PFP
B. CN
C. ODS
D. SCX or SAX
3. How many nucleotides are present in a turn of DNA?
A. 10.5-12
B. 10-15
C. 5-10
D. 10.5-15.5
4. Cholesterol and cholestane differ in structure because ––––––.
A. Cholesterol is (3β)-cholest-5-en-3-ol & cholestane is a saturated 27-carbon steroid
B. Cholesterol is (3α)-cholest-5-en-3-ol & cholestane is a saturated 27-carbon steroid
C. Cholesterol is (3β)-cholest-5-en-3-ol & cholestane is a saturated 29-carbon steroid
D. Cholesterol is (3β)-cholest-4-en-3-ol & cholestane is a saturated 27-carbon steroid
5. Major constituent of eucalyptus oil is ––––––.
A. Alpha pinene
B. Cineole
C. Citral
D. Geraniol
6. What is the name of the plot that is used to compare the values of two specified physicochemical properties for a range of substituents?
A. Topliss plot
B. Hansch plot
C. Craig plot
D. Free-Wilson plot
7. Choose the WRONG combination of drug and its adverse effect:
A. Metformin: Lactic acidosis
B. Clozapine: Agranulocytosis
C. Glucocorticoids: Osteopenia
D. Pseudoephedrine: Increased salivation
8. Multivaccine Shan5 (DTwP-hepatitis B-Hib) is a product of which company?
A. Shantha Biotechnics
B. Sanofi Aventis
C. Biocon
D. Merk
9. Proposal and functioning of NIPER comes under the jurisdiction of ––––––.
A. Union Ministry of Chemicals and Fertilizers
B. Human Resource Development
C. Department of Science and Technology
D. AICTE
10. Ingold has classified ester hydrolysis by eight different mechanisms. The mechanism which is not observed is ––––––.
A. AAC 1
B. AAL 1
C. BAC 1
D. BAL 1
11. What is the HLB of a compound with Hydrophilic group = 36 and lipophilic group = 12, and the group contribution numbers are 1 and 2, respectively?
A. 20
B. 15
C. 17
D. 19
12. A polymorphism is ––––––.
A. Any change in the DNA sequence
B. The most common variation of a gene or marker sequence
C. The least common variation of a gene or marker sequence
D. A variation of a gene or marker sequence present in >1% of the population
13. HLB wetting spreading agent on HLB scale is ––––––.
A. 3.5-6
B. 4-10
C. 7-9
D. 8-18
14. Indicator reagent in complexometric titrations are all, EXCEPT:
A. Eriochrome black
B. Alizarin
C. Murexide
D. Methyl orange
15. Which of the following inequalities is correct?
A. Mn > Mz > Mw
B. Mn < Mz < Mw
C. Mn < Mw < Mz
D. Mw < Mn < Mz
16. The WTO replaced this as an international organization:
A. GATT
B. GATS
C. GSP
D. FAO
17. What is the pH of the solution formed when 0.060 moles NaOH is added to 1.00 L of 0.050 M HCl?
A. 12.78
B. 2.00
C. 7.00
D. 12.00
18. Which is the strongest bond?
A. C-C
B. C=O
C. C-H
D. C-Cl
19. What are the requirements of a Cannizzaro Reaction?
P) Reactants should be aldehydes
Q) Reactants should not contain α-hydrogens
R) Reaction condition should be of concentrated aqueous base
S) At least one reactant should contain α-hydrogen
A. P and Q
B. Q and R
C. P, Q, and R
D. P, Q, R, and S
20. According to Fredrickson classification, hyperlipidemia can arise due to deficiency in receptors for––––––.
A. HDL
B. LDL
C. VLDL
D. IDL
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