Exam Details

Subject cognitive science
Paper
Exam / Course ph d
Department
Organization central university
Position
Exam Date 2016
City, State telangana, hyderabad


Question Paper

A family consists of seven members V. There are three married couples. Q is an engineer and father of T. U is grandfather of T and is a contractor. R is daughter-in-law of S who is a nurse by occupation. V is uncle who is a professor. There is one student, one home maker, and one doctor in the family. The student is unmarried and R is the sister­in-law of Q. Answer questions 1 to 5.

1. Who is husband?

V

Q

T

R

2. Who is aunt?

S

P

U

None of the above

3. What is the profession of

Home maker

Nurse

Doctor

either or

4. Which of the following are married couples?

PV, QR, US

VT, PQ, US

PQ, RV, US

None of the above

5. Which of the following is definitely a group of female members?

PRST

PRT

PRS

None of the above



Ocean water plays an indispensable role in supporting life. The great ocean basins hold about 300 million cubic miles of water. From this vast amount, about 80,000 cubic miles of water are sucked into the atmosphere each year by evaporation and returned by precipitation and drainage to the ocean. More than 24,000 cubic miles of rain descend annually upon the continents. This vast amount is required to replenish the lakes and streams, springs and water tables on which all flora and fauna are dependent. Thus, the hydrosphere permits organic existence. The hydrosphere has strange characteristics because water has properties unlike those of any other liquid. One anomaly is that water upon freezing expands by about 9 percent, whereas most liquids contract on cooling. For this reason, ice floats on water bodies instead of sinking to the bottom. If the ice sank, the hydrosphere would Soon be frozen solidly, except for a thin layer of surface melt water during the summer season. Thus, all aquatic life would be destroyed and the interchange of warm and cold currents, which moderates climate, would be notably absent. Another outstanding characteristic of water is that water has a heat capacity which is the highest of all liquids and solids except ammonia. This characteristic enables the oceans to absorb and store vast quantities of heat, thereby often preventing climatic extremes. In addition, water dissolves more substances than any other liquid It is this characteristic which helps make oceans a great storehouse for minerals which have been washed down from the continents. In several areas of the world these minerals are being commercially exploited Solar evaporation of salt is widely practiced, potash is extracted from the Dead Sea, and magnesium is produced from sea water along the American Gulf Coast. Now answer the questions 6-9.

6. The author's main purpose in this passage is to

describe the properties and uses of water

illustrate the importance of conserving water

explain how water is used in commerce and industry

reveal the extent of the earth's ocean masses

7. According to the passage, fish can survive in the oceans because

they do not need oxygen

ice floats

evaporation and condensation create a water cycle

there are currents in the oceans

8. According to the passage, the hydrosphere is NOT

responsible for all forms of life

able no modify weather

source of natural resources

in danger of freezing over

9. According to the passage, the hydrosphere is NOT

responsible for all forms of life

able to modify weather

a source of natural resources

in danger of freezing over

10. The three angles of a triangle are in the ratio of 3:2:1. What is the largest angle in the triangle?

90

100

60

120

11. Soni is in India and she walks towards North at a speed of 2km/hr for 2hrs and then East at 3km/hr for 1hr. What is her displacement from the starting point?

7 Km North

Km North

1 Km North-East

7 Km North-East

12. What does the number 0110 in binary system number system in base stand for in the decimal system?

12

220

8

10

13. Synonym of hurtle is:

Speed

Embroil

Reduce

Pain

14. Look at this series: 36, 34, 30,28,24, ... What number should come next?

20

22

23

26

15. Here are some words translated from an artificial language. migenlasan means cupboard lasanpoen means boardwalk cuopdans.a means pullman Which word could mean "walkway"?

Poenmigen

Cuopeisel

Lasandansa

Poenforc

16. The film director wants an actress for the lead role of Lucy who perfectly fits the description that appears in the original screenplay. He is not willing to consider actresses who do not resemble the character as she is described in the screenplay, no matter how talented they are. The screenplay describes Lucy as an average-sized, forty something redhead, with deep brown eyes, very fair skin, and a brilliant smile. The casting agent has four actresses in mind Actress is a stunning red-haired beauty who is and in her mid-twenties. Her eyes are brown and she has an olive complexion. Actress has red hair, big brown eyes, and a fair complexion. She is in her mid-forties and is 5'5". Actress is and of medium build She has red hair, brown eyes, and is in her early forties. Actress is a blue-eyed redhead in her early thirties. She's of very slight build and stands at

1,2

2,3

1,4

2,4

17. C and D playa game of cards. A says to "If I give you 8 cards, you will have as many as C has and I shall have 3 less than what C has. Also if I take 8 cards from I shall have twice as many as D has." If Band D together have 50 cards, how many cards have A got?

35

37

38

40

18. Sam's sports card collection contains football, baseball and basketball cards. If the ratio of football to baseball cards is 3 to 2 and the ratio of baseball to basketball cards is 3 to what is the ratio of football to basketball cards?

3:1

3:3

9:2

6:3

19. Who is the current president of Myanmar?

Htin Kyaw

Aung San Suu Kyi

Thein Sein

Maung Maung

20. A car travelling with 5/7 of its actual speed covers 42 km in 1 hr 40 min 48 sec. Find the actual speed of the car in km/h.

35

30

25

17.5

21. The total of the ages of Amar, Akbar and Anthony is 80 years. What was the total of their ages three years ago?

71

72

74

77

22. Find the odd one out

Keyboard

Mouse

Microphone

Loud speaker

23. Chapters Book

Cookbooks: Recipe

Articles: Journal

Editions: Newspaper

Magazines: Subscription

24. Which of the following is not a chemical reaction?

Dissolution of salt in water

Combustion of petrol

Photosynthesis

Polymerization

25. There are five books D and E placed on a table. If A is placed below C is placed above B is placed below A and D is placed above then which of the following books touches the surface of the table?









26. What is the missing term in the following series: JQ, LO, OL, XC?









27. IfA is the brother of B is the sister of and C is the father of how D is related to

Brother

Sister

Nephew

Can't be determined

28. Which of the following is used in pencils?

Graphite

Silicon

Charcoal

Phosphorus

29. A number of friends decided to go on a picnic and planned to spend Rs. 96 on eatables. Four of them, however, did not turn up. As a consequence, the remaining ones had to contribute Rs. 4 each extra The number of those who attended the picnic was

8

12

16

24

30. Today is Monday. after 61 days, it will be:

Monday

Tuesday

Sunday

Saturday

31. In a right triangle, the measure of one of the angles is 490 and the hypotenuse has a length of 50 cm. Which of the following is the nearest approximation to the length, in cm, of the leg opposite to this angle?

(a)32.8

(b)57.5

(c)37.7

(d)30.3

32. A hall is 15 m long and 12 m broa(d) If the sum of the areas of the floor and the ceiling is equal to the sum of the areas of four walls, the volume of the hall is:

720

900

1200

1800

33. A clock is started at noon. By 10 minutes past the hour hand has turned through:

145 degree

150 degree

155 degree

160 degree

34. What is the difference between the Internet and an intranet?

35. In a trapezoid ABCD, the diagonals intersect at E. If area of triangle ABE=72, and area of triangle CDE=50, then area of trapezium ABCD is

One is public, the other is private

One is safer than the other

One can be monitored, the other can't

None of the above

342

242

184

424

PART II Stream: Neuroscience (Mark the Booklet code A in OMR sheet)

36. Among the following four statement

1. Electric field produces magnetic field II. Magnetic field produces electric field III. Electric current produces magnetic field IV. Electric charge produces magnetic field

I and II are true

I and IV are true

Only III is true

II and III are true

37. If the position of the particle at time is described by coordinates cos(rot)) for some non-zero what is the shape of the trajectory?

Straight line

Parabola

Circle

Point

38. A tuning fork has a resonant frequency of 330Hz. If it is excited and held to the air column in a tube with a liquid, what is the minimum length of the air column above the water that would give a resonance? (velocity in air 330m/sec, velocity in the liquid=660m/sec)









39. Two liquids A and B are heated for the same duration under similar conditions. Temperature of A is double that to B at the end of the treatment

We can say nothing about the heat capacity

A has higher heat capacity than B

B has higher heat capacity than A

Heat capacity of A and B depends on the time for which the heating was done

40. Which among the options is the differential of the function







e^X

41. What is the value of

i. 2

ii. 4x+1

100

45

105

110

42. Which of the following is proportional to the force exerted by a charge q Coulombs charge of Q Coulombs if the mass of the charged bodies are m and M kg respectively?

qQ Newtons

qQ/mM Newtons

qm/QM Newtons

qQmM Newtons

43. In the resting state a neuron is at a negative potential with respect to the outside. When stimulated this membrane becomes permeable to Na Sodium ion flows in because of

Electrical potential gradient

Diffusion

Concentration gradient and electrical potential gradient

Diffusion and concentration gradient

44. Solution A contains 20% (by volume) of an acid and another solution B has 55% (by volume) of the same acid How much of each and in litres must be taken to obtain 100 liters of a 48% solution of the acid

20:80

25:75

24:76

30:70

45. If y x^5 -4x then d²y/dx² at x=2 is

40

8

160

220

46. Which of the following statements are true about the graph of y I. The graph does not cut the x-axis. II. The graph is entirely above the x-axis. III. The graph touches the x-axis. IV. The y-axis is the line of symmetry for the graph. V. The graph cuts the x-axis at two distinct points.

I,IIandV

I and II only

III alone

IV and V alone

47. We cannot see infrared electromagnetic radiation because

It does not have colour

Our eyes do not have appropriate sensors

Infrared is heat

None of the above

48. A rainbow is formed because the sunlight

is reflected from dust particles in the atmosphere

is reflected from rain drops suspended in the atmosphere

is refracted from rain drops suspended in the atmosphere

both refracted and internally reflected from rain drop

49. If 12 Volts applied to a resistor caused a current flow of 2 Ampere, what will be the rate of heat generated when 3Volts is applied?

2 Watts

1.5 Watts

4 Watts

1 Watts

50. Composite DNA molecules comprising covalently linked segments from two or more sources are called:

Cloning vectors

Recombinant DNAs

Restriction endonucleases

Hybridomas

51. When the DNA is denatured, the absorption of UV light by double-stranded DNA will:

Increase

Decrease

Remain same

Be negligible

52. Some proteins (e.g. Hsp70) interact with partially folded or improperly folded polypeptides, facilitating correct folding pathways. Such proteins are known as:

Epitope

Stress proteins

Molecular chaperones

Antibodies

53. Which of the following is NOT a stage of polymerase chain reaction?

Denaturation

Hybridization

Annealing

Extension

54. NA (numerical aperture) is always mentioned on the microscope lenses. Resolution of a microscope .

Varies inversely with NA

Varies proportionally with NA

is independent of NA value

Can't be assessed by NA

55. For the pelleting of the microsomal fraction from a liver homogenate, an ultra-centrifuge is operated at a speed of 40,000 rpm. What is the angular velocity, co, in radians per second?

4188. 8

8000

666.67

25120

56. Which of the following technique can be used for detecting protein-protein interactions?

Yeast two-hybrid

EMSA

Dialysis

Immunoblotting

57. In two-dimensional polyacrylamide gel electrophoresis (PAGE) technique, first dimension and second dimension are based on:

SDS-PAGE and IEF (iso-electric focusing) technique respectively

IEF (iso-electric focusing) and SDS-PAGE technique respectively

and gradient gel technique respectively

SDS-PAGE and cellulose acetate electrophoresis

58. The best method to separate chromosomes from a human neuron by electrophoresis Is:

Capillary electrophoresis

Pulsed-field gel electrophoresis

SDS-PAGE

Two-dimensional PAGE

59. Which technique is used for detecting the level of hormones?

Western blotting

ELISA

RT-PCR

All of the above

60. Of the following structures, state which one is unique to neurons.

Nucleus

Mitochondria

Rough endoplasmic reticulum

Synaptic vesicle

61. Enzymes are the unique catalysts of living system with three distinctive characteristics, except:

Specificity for the reaction

High catalytic rate

High capacity for regulation

Irreversible binding to substrates

62. Which of the following technique is widely used by cognitive neuroscientists?

fMRI

CT-scan

Histo-chemistry

X-rays

63. Molecular weight of protein molecule is generally measured in:

Dalton

Grams

Base pairs

All of the above

64. Which of the following is NOT a neuropeptide?

Oxytocin

Vasopressin

Angiotensin



65. Which of the following is same in both Mitosis and Meiosis?

Both occurs in germ cells

Duration of prophase is similar in both

Synapsis of homologous chromosomes occurs

DNA duplication takes place

66. What ions carry the early inward currents during the propagation of nerve impulse?

Potassium ions

Sodium ions

Hydrogen ions

Bromide ions

67. A drug called strychnine blocks the effects of glycine. Strychnine is of the glycine receptor.

agonist

antagonist

allosteric activator

competitive activator

68. Which of the following ions is considered to be second messengers in neuronal signaling?

Chloride ions

Calcium ions

Potassium ions

Sodium ions

69. What physical property of light is most closely related to the perception of colour?

Wavelength

Amplitude

Reflection

Refraction

70. Which retinal cells are primarily responsible for night time vision?

Cone cells

Rod cells

Pyramidal cells

Ganglionic cells

71. The brain structure known to be involved in emotion is

Hippocampus

Cingulate gyrus

Amygdala

Fornix

72. Patch clamp technique is used to

measure the strength of electrochemical gradient

study the properties of extracellular ions

study the properties of individual ion channels present on the membrane

infuse different kinds of ions into axon

73. In Parkinson's disease, there is a predominant loss of dopaminergic neurons primarily in

cerebellar cortex

substantia nigra

cerebral cortex

locus coeruleus

74. Resting membrane potential of a biological membrane is close to the Nemst potential for the ions that are

least abundant

most abundant

permeable

impermeable

75. For recording fast electrophysiological response such as action potential in neurons, one needs a

Polygraph

Cathode ray oscilloscope

Spectrophotometer

Confocal microscope

76. Which brain area produces top down signals for top down control?

Pre frontal cortex

Parietal lobule

Amygdala

None of the above

77. Which brain region has been implicated for conflict monitoring in stroop task?

pre-SMA

ACe

Hypothalamus

Insular cortex

78. Which ERP effect is traditionally linked with expectation violation?

N400

P300

LRP

Both a and b

79. Which task is widely used to study attentional orienting?

Stroop task

Double step task

Stop signal task

Posner's cueing task

80. Developmental dyslexia is a disorder of:

Phonological processing

Syntax processing

Grapheme processing

Bothaandc

81. The most common cause of severe intellectual and emotional impairment in older individuals is

Parkinson's disease

Multiple sclerosis

Alzheimers' disease

Senile psychosis

82. When an individual has difficulty in speaking, the condition is known as

Wernicke's aphasia

Broca's aphasia

deep "dyslexia

Autism

83. a disorder in which there is lack of awareness in one visual field due to damage to the contralateral side of the brain.

Visual neglect

Agnosia

Blindsight

Hemi motor neglect

84. Which following structure connects Broca's and Wernicke's area?

Corpus callosum

Sylvian fissures

Arcuate fasciculus

sulcus

85. scan measures brain activity through injecting a radioactive glucose that allows observing the brain is functioning.

MRI

CAT

FMRI

PET

86. neurons carry sensory information through afferent nerves in the peripheral nervous system where travel within the central nervous system neurons travel back through the efferent nerves in the peripheral nervous system allowing a response or movement.

Motor; Sensory; interneurons

Interneurons; Motor; Sensory

Sensory; Interneurons; Motor

Motor; Interneurons; Sensory

87. Which part of the brain controls balance and coordinates movements?

Cerebellum

Thalamus

Reticular Formation

Hypothalamus

88. lobes control vision; lobes control audition or hearing.

Occipital; temporal

Frontal; parietal

Occipital; frontal

Occipital; parietal

89. is a relay for all sensory information excluding

Hypothalamus; smell

Pons, smell

Thalamus, vision

Thalamus, smell

90. nervous system, which is part of the peripheral nervous system, controls voluntary bodily movements.

Autonomic

Efferent

Sympathetic

Somatic

91. What is SOA?

Simulated onset asynchrony

Sample onset asynchrony

Stimulus onset asynchrony

Stimulus offset asynchrony

92. Who proposed feature integration theory of attention?

Broadbent

Anne Triesman

Daniel Kahneman

David Chalmers

93. Perception of stimulus that is below the threshold of awareness is known as:

Just noticeable difference

Differential threshold

Subliminal perception

Signal detection

94. Broca's area is known to be involved in

speaking

syntactic processing

sequential processing

all of the above

95. Because it has external features associated with the concept of dog, a wolf is perceived as a dog. This is an example of:

centration

Equilibration

object permanence

Prototype

96. The school of psychology that emphasizes the "whole is greater than the sum of its parts" and that emphasizes the tendency to integrate separate stimuli into meaningful patterns is the school of

Behaviorism

Gestalt psychology

Funtionalism

Structuralism

97. Endogenous attentional shift is

Voluntary

Involuntary

Both of the above

None of the above

98. Foveal vision is limited to

1-2 degrees

4-5 degrees

10-12 degrees

none of the above

99. The reluctance of attention to return to a location immediately is known as

inhibition of return

inhibition of cause

perspective thinking

none of the above

100. Which cognitive science discipline is generally thought to be unhelpful in providing an integrated approach to cognition?

psychology

neuroscience

computer science

none of the above

101. Which of the following brain imaging techniques possess the best temporal resolution

EEG

fMRI

PET

ERP

102. Basic speech sound are called

morphemes

syllables

phonemes

syntax

103. Representations used in thinking include

mnemonics

kinesthesis

concepts

primary fragments of imagination

104. The ability to speak two languages is referred as

bi-langaugism

fluency

bilingualism

none of the above

105. Response time is independent of set size in

serial search

parallel search

Change blindness

All of the above

106. LRP refers to:

Lateralized running potential

Lateralized readiness potential

Lasting readiness potential

Late readiness potential

107. What connects left and right hemispheres?

Medulla oblangate

Corpus collosum

presulcus gyrus

purkinje cells

108. The storage capacity of long term memory is described as:

Single item

About seven items

About seven volumes

Limitless

109. WAIS is the abbreviation of:

Weschier Adult Intelligence Scale

Weiss Adult Intelligence Scale

Weschler Associated Intelligence Scale

Weschier Aptitude Intelligence Scale

110. An effect is said to be significant when,

p 0.1

P 0.05

p 0.05

P

111. What is referred to as a cueing effect on a Posner's cueing task?

RT on valid trials/RT on invalid trials

RT on invalid trials/RT on valid trials

RT on invalid trials -RT on valid trials

None of the above

112. Impulses from the retina leave the eye via:

lens

cornea

optic nerve

optic chiasm

113. "Cock party effect" involves the mechanism of:

Focussed auditory attention

Divided auditory attention

Change blindness

None of the above

114. Who conducted elaborate EEG work that indicated brain activity in the motor cortex occurs before the intention to move?

Benjamin Libet

Victor Lamme

Patrick Cavanaugh

Daniel Wegner

115. The Load theory of attention was proposed by whom?

Anne Triesman

Nilli Lavie

Donald Broadbent

Stanislas Dehaene


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