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IHall Ticket Number:
UNIVERSITY OF HYDERABAD ENTRANCE EXAMINATION, June 2010 Integrated M.ScLPhD
Time: 2 hours Maximum Marks:75
INSTRUCTIONS: PLEASE READ BEFORE ANSWERING
1.
Enter your hall ticket number on this sheet and the answer sheet

2.
Answers have to be marked on the OMR answer sheet with ball-point pen
following the instructions provided there upon.


3.
Hand over both the question paper booklet and OMR answer sheet at the end of the examination.

4.
All questions carry one mark each.

5.
0.33 mark will be deducted for every wrong answer.

6.
There are total 18 pages (including this page and one separate rough work sheet at the end) in this question paper. Check this before you start answering.

7.
The question paper consists of Part "A" and Part "B". The marks obtained in Part "A" will be taken into consideration in case ofa tie Le., when more than one student gets equal marks, to prepare the merit list.

8.
Non-programmable scientific calculators are permitted.

9.
Cell phones are not allowed



Part-A
.
1
Which ofthe following sequence expresses correct boiling point?
A. pentane> isopentane neopentane
B. isopentane neopentane pentane
C. neopentane isopentane pentane
D. neopentane pentane> isopentane
2
Which one ofthe following compound is Lewis base?
A. aluminum chloride
B. boron trifluoride



3 4 5 6 C. diethyl ether D. stannic chloride IUPAC name of CHr CH3 I H3C-C-CH2-CH-CH3 II Br CH3 A. 2-bromo-2-ethyl-4-methyl pentane B. 4-bromo-4-ethyl-2-methyl pentane C. 4-bromo-2,4-dimethyl hexane D. 3-bromo-3,5-dimethyl hexane What is the product ofoxidation of2-pentanol with dichromate? A. 2-pentanone B. pentanoic acid C. pentaldehyde D. 2-pentene The aldol self-condensation is not possible with A. acetaldehye B. acetophenone C. ketone D. benzophenone Which ofthe following series ofH-atomic spectral lines fall in the region of UV A. Lyman B. Balmer C. Paschen D. Bracket


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7 The electron configuration Is 2s 2p of
rmITJ
A. is ground state ofnitrogen atom
B. violates Hund's rule
C. violates Pauli's exclusion principle
D. violates Aufbau principle
8
Oxidation number ofMn in KMn04 is
A. +III
B.
C. +VII
D. +IX
9
Bronze is an alloy of
A. copper zinc
B. copper iron
C. copper nickel
D. copper tin
10
Coordination number ofan atom/ion in an octahedral structure
A. 8
B. 6
C. 4
D.3 11
Which ofthe following about atomic/ionic radii is correct?
A. Ca Fe Fe2+ Br
B. Ca Fe Br
C. Ca; Fe2+ Fe; Br Br"
D. Ca Ca; Fe Fe Fe; Br Br"

12 Structure ofSF4 is A. tetrahedral B. square planar C. trigonal bipyramidal D. see-saw shape Natural rubber is A. addition polymer B. condensation polymer C. copolymer D. thermosetting polymer IUPAC name of [Pt(NH3)sCI]Br3 A. chioro petnaammine platinum bromide B. petnaammine chIoro platinum bromide C. chloro petnaammine platinum bromide D. petnaammine chloro platinum bromide
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14
15 SN1 reaction on optically active substrate mainly gives A. Inversion ofconfiguration B. retention ofconfiguration C. racemic product D. depends on solvent Which one of the following does not form zwitterion? A. betaine B. tricine C. aspartic acid D. pyruvic acid
16

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17 Ifhalf life period ofa reaction is independent ofits initial concentration, then order ofthe reaction is I A. zeroth order B. first order C. second order D. inverse ofhalf life period What is the temperature oftwo moles of a gas in a 16 L container under 2 atm pressure? gas constant -0.08 L atm K-1 morl A. 100 K B. 200K C. 400 K D. 800 K
18
19 In a homogenous mixture ofwater and ethanol which shows an equilibrium between its liquid and gas phase, what is the number ofdegree offreedom to express the physical .properties ofthe mixure? A. 4 B. 3 C. 2 D. 1
20 The paramagnetic property ofoxygen molecule arises from HOMO with A. unpaired n electrons B. unpaired electrons C. paired n electrons D. paired electrons



U...


.. .
..
21
Which ofthe following has major contribution to the total global warming
A. CFC,N20
B. CO2, N20
C. CO2, met,hane
D. methane ,CFC
22
Bt. Brinjal is a transgenic brinjal created out of inserting a gene [crylAc] from
the soil bacterium Bacillus thuringenesis into Brinjal.This is served to give
Brinjal plant resistance against
A. Dictyopteran insects
B. Coleopteran insects
C. Dipteran insects
D. Lepidopteran insects 23
Match the followings:
a.
L-Tryptophan i. Auxin synthesis

b.
L-Glutamic acid ii. Pollination

c.
L-Methionine iii. Fruit ripening

d.
L-Lysine iv. Ethylene synthesis

e.
L-Histidine v. Stomata opening


A. e-iii
B.
C.
D.
24
Which one of the following is connecting link between Photosystem I and Photosystem II
A. plastocyanin
B. Ferredoxin
C. cytochromeC
D. cytochrome hi

25
Most readily transportable and mobilizable sugar in the plant is:
A. glucose
B. fructose
C. sucrose

D. Maltose
PART-B
26
Disinfectant agents to clean surgical wounds in order to control infections in . humans are introduced by?
A. Redi
B. Semelweiss
C. Jenner
D. Lister
27
All ofthe following are refers to the structure ofbacteria except
A. Bacillus
B. Coryne
C. Coccus
D. Vibrio
28
Which ofthe following bacteria are strict anaerobes?
A. Escherichia coli
B. Bacillus anthracis
C. Clostridium perfringens
D. Virbrio cholera
29
Which one ofthe following antibiotics is selectively toxic to fungi?
A. Amphotericin B
B. Erythromycin C. Augmentin


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31.
32
33
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D. Cedor
Borellia burgdorferi causes the disease
A. Lyme's Disease
..

B. Rocky Mountain Spotted Fever

C. Hanta
D. Rabies
Whichofthefollowing isNOTtrue ofNeisseriagonorrhea?
A. Is a mucosal pathogen
B. Requires a vaginal pH of 5 or more to grow
C. Can disseminate in the immunosuppressed
"D. Complications include ectopic pregnancy, PIO and sterility
..
Community-acquired pneumonia is caused by which ofthe following?
A. Klebsiella pneumoniae
B. Chlamydia pneumoniae
C. Streptococcus pneumoniae
Mycoplasma pneumonia
Which ofthe following is correct regarding the Mycobacterium Tuberculosis?
A. Penetrates the alveoli when inhaled
B. Destroys tissue in the lymph system
C. Forms lesions around which granulomas form
D. All ofthe above
What is the most common anaerobe in the normal body flora?
A. Salmonella enteriditis
B. Campylobacter jejuni
C. Yersinia pestis
D. Escherichia coli
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Who developed the Germ Theory ofDisease?
A. Koch
B. Fleming
C. van Leeuwenhoek

D. Pasteur
Where is the site ofribosome synthesis?
A. Cytoplasm
B. Nucleoli
C. Mitochondria
D. Endoplasmic reticulum What are the respective sizes ofa virus and a plant cell?
A. 3mm,30mm
B. 30nm, 3011m
C. 3011m,30nm
D. 3cm, 30cm
What cellular compartment becomes acidic (high concentration ofhydrogen ions) during mitochondrial electron
A. Mitochondrial stroma
B. Cytoplasm
C. Endoplasmic reticulum
D. Space between inner and outer mitochondrial membranes
The structure pictured is the Haworth structure of
CH20H
A. Beta D galactose
H OH
B. Beta-D-glucose H OH
C. Alpha-D-glucose 0 H Alpha-D-galactose 6H

40 What happens to an enzyme when it denatures? A. The activation energy ofthe reaction is doubled B. The activation energy ofthe reaction is lowered C. Its optimal conditions for temperature ofthe enzyme are doubled D. The shape of the enzyme molecule is changed A man who is affected with phenylketonuria marries a woman who is heterozygous at that locus. What is the probability that their first child will have phenylketonuria? A. 1/8 B. 1/4 C. 1/2 D. 3/4
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42 Which ofthe following represents a testcross? A. WWxww B. WwxWW C. WWxWW D. WwxWw RNA molecules that exhibit catalytic activity are called A. mRNAs B. Ribosomes C. Ribonucleases D. Ribozymes All ofthe following contribute to promoter binding by RNA polymerase in E. coli except the A. Rho factor B. -35 consensus sequence C. -10 consensus sequence D. Wsubunit of RNA polymerase
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U-b3

45 46 47 48 Rubisco catalyses the carboxylation and also the oxygenation ofribulose 1,5­biphosphate. The initial products ofthese reactions include which of the following? Glyceraldehyde 3-phosphate ii) 2-phosphoglycerate iii) 3-phosphoglycerate A. I only B. IIonty C. III only D. II and III A moving particle with a mass of 40 kg produces a net force of 20 N. How much distance.does it cross after 10sec starting from its rest? A.25m B. 50m C. 100m D. 200m Assume a simple pendulum with a length of 0.2 m takes nearly 0.9 second for a complete cycle. Ifits length is increased to 0.8m, how long will it take to complete a cycle? A.0.45s B. 0.9 s C. 1.8 s D. 3.6 s What is the work done (approximately), when a force of 100 N is applied at an angle of 30 deg to the horizontal axis and used to move a particle by a distance of2m? A. 100 J B. 142 J C. 173 J D. 282 J


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49 A liquid has specific gravity of 1.5 (with reference to water at 4°C). What will be the approximate weight of5 mL ofthat liquid? A. O.3g B. 1.5g C. 3.3g D. 7.5g
50 How many are the number oforbitals allowed for the electron which has the azimuthal quantum number 2 A. 2 B. 3 C.4 D.5
51 A cylindrical container with radius 1m height 7m is filled with water. What is the pressure exerted by water at the bottom ofthe container? A. 2.2 X 105 Pa B. 2.2 X 104 Pa C. 7 X 105 Pa D. 7 X 104 Pa
52 . Pycnometer is used to calculate A. capillary force B. surface tension C. viscosity D. specific gravity At higher altitudes from the sea level the atmospheric temperature decreases. Which ofthe following correctly explains this phenomenon? A. decrease in atmospheric pressure B. increase in atmospheric pressure C. moving away from radiation D. surface area of earth increases
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54 What is the refractive index ofa medium, when light in the air falls with incident angle of45 deg on the medium is refracted by an angle of 30 deg? A. 2 B. 1/2 C. D. 1/.f2
55 When two plane mirrors are kept at an angle of 900 and an object is kept in between, how many images will be observed on mirrors? A. 1 B.2 C. 3 D. 4
56 Image of an object at infinite distance on a convex mirror is virtual upright B. virtual inverted C. real upright D. real inverted In general, for a semiconductor, when temperature is increased, current resistivity A. decreases linearly B. increases linearly C. decreases non linearly D. increases non linearly When two resistors with 0.5 nand 0.25 n are connected parallel, what is the final effective resistance ofthe system? A. 0.125 n B. 0.75 n
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C.60 D. 80
59 What will be the change in magnitude of magnetic field at the centre of a coil which has 50 turns is modified into. 100 turns such that other parameters are kept same. A. B/2 B.B C.2B D. B2
60 According to Doppler effect, when will an observer observe red shift? A. source moves away from the observer B. sources moves towards observer C. both source and observer moving at constant speed D. both source and observer do not move A B are two sets such as A c with in an universal set U. What is A U A. A B. B C. D. A boy is flying a kite. The kite strikes on a tower head which is nearly 50m away from him. Ifthread ofthe kite makes 45° angle from the ground, then what is the height ofthe tower? Consider the effect ofboy's height is negligible. A. 10m B. 25m C. SOm D. 100m
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63 64 65 66 67 What is the product of multiplied with A. 4+4i B. 4-4i C. 4 D. 4i Ifx2 0 then x A. ±7 B. ±.,fi C. ±fft, D. ±i,fi How many different kinds of groups of 3 members can be fonned from the set of 5 students? A. 5 B. 10 C. 15 D.20 lfthe intersection angle oftwo straight lines is 45° and slope ofone of the lines is then slope of the other lines is A. 1 B. C. 1/3 D. What is theX-interceptofthe line: 3x-5y-15=0 A. B. 5 C. D. 3

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68
How many edges will a regular polygon with an interior angle 1350 contain?
A. 4
B. 6
C. 8 I
D. 10 69
Ifa standard deviation of a data set with 10 samples is what is the variance value?
A. 3
B. 18
C. 81
D. 90 70
In a village of 100 homes, 20 homes have cows, 50 homes have goats and 10 homes have both. What is the probability of finding a home which has only cows?
A. 0.1
B. '0.2
C. 0.33
D. 0.5 71
2
IfA=(4 andB S then
A.
B.
c. rJ
D. 72
·1+ sinx

cos 2 x
f
A. tanx-sex+C
B. tanx+sex+'C

C. -tanx+sex+C D. -tanx-sex+C Jx erIG dx A. B. X C. D. x Find the order and the degree ofthe equation: 2)2 0 A. 1&3 B. 2&2 C. 3&2 D.2&3
73.
74.
75 The Probability that a man speaks the truth is 3/5. If he tosses a coin and reports that it is a head, then what is the probability that it is truly head? A. 1/2 B. 3/5 C. 3/10 D. 6/5