Exam Details
Subject | earth & space sciences | |
Paper | ||
Exam / Course | ph d | |
Department | ||
Organization | central university | |
Position | ||
Exam Date | 2017 | |
City, State | telangana, hyderabad |
Question Paper
1. The main purpose of research in education is to:
help in the personal growth of an individual
help the candidate becomes an eminent educationist
increase job prospects of an individual
increase social status of an individual
2. Which of the following is not an essential element of report writing? .
Research Methodology
Reference
Conclusion
None of these
3. On a topographic map, the blue color indicates the surface feature of
vegetation
water
rock formation
mountains
4. Why is it important to read original articles when reviewing the literature?
To obtain an overview of methods and procedures.
To examine the validity of the conclusions.
To look for flaws in the method.
All the above
5. The purpose of research is
to extend the conceptual understanding of a topic
primarily to get more data
to produce work of publishable quality
that the empirical work should be testing a theory
6. Which one of the following is a statistical index that describes the degree and direction of the relationship between two characteristics or variables
Probability
Correlation
T-test
Mean
7. When reading a journal article one should
Accepttheir ideas -after all they are published authors
Use the same ideas for your project
Approach it with a questioning style
Read it as a way of obtaining more information
8. What is the difference between a bar chart and a histogram?
A histogram does not show the entire range of scores in a distribution
Bar charts are circular, whereas histograms are square
There are no gaps between the bars on a histogram
Bar charts represents numbers, whereas histograms represent percentages
9. Two papers of statistics theory and lab carries a weightage of 60% and 40 respectively. If a student scores 80% in theory and 90% in lab, what is his overall average percentage score of statistics?
88%
84%
90%
85%
10. The mean, median, and mode are calculated for the list 8,8,10,15,17. If the number 4 is added to the list which of the following will change?
mean, median, and mode
mean
mean and median
mean and mode
11. In a certain code language COMPUTER is written as RFUVQNPC. How will MEDICINE be written in that code language?
MFEDJJOE
EOJDEJFM
MFEJDJOE.
EOJDJEFM
12. A bag contains Rs. 206 of which 50 25 P and 10 P coins are in the ratio 4. The number of coins of each type respectively is
360, 160, 200
160,360,200
200, 360,160
200,160,300
13. If log 2 0.3010 and log 3 0.4771, the values of log5 512 is
5.875
4.875
3.875
2.875
14. A family has a man, his wife, their four sons and their wives and one daughter. The family of every· son also has 3 sons and one daughter. Find out the total number of female members in the family?
8
10
9
12
15. The correlation coefficient between x and y is 0.60. What is the correlation coefficient between y and
-0.60
1.60
0.60
0.06
16. Which of the following types of sensors uses a highly focused beam of light?
SONAR
Weather radar
LIDAR
MSTradar
17. A train 220 m long passed a pole in 20 seconds. How long it will take to pass a platform 550 m long?
50 sec
70 sec
80 sec
60 sec
18. Based on logical reasoning build an analogy to Arc: Circle: Line:
Point
Ellipse
Sphere
Rectangle
19. If 2197 and 729. How would J be written in that code?
216
125
124
512
20. The top and bottom of a tower were seen at angles of depression 30° and 60° from the top of a hill of height 100 m. What is the height of the tower?
42.2 mts
58.78 mts
33.45 mts
66.6 mts
21. A cuboid of dimension 24cm x 9cm x 8 cm is melted and smaller cuboids of side 3 cm each are formed. How many such cuboids can be formed?
56
64
48
40
22. There are five bags and in the first bag some fruits are kept. Then in each bag the number of fruits is reduced by 1/4. The last bag contains 4. The number of fruits in the first bag is
64
1024
2596
256
23. One lady has 2 children, one of her child is boy, what is the probability of having both are boys?
1/3
1/2
2/3
2/5
24. What is the next number in the sequence 15, 10,
12
13
17
19
25. The equation where m n are integers has:
no solution
exactly tow solutions
exactly one solution
infinitely many solutions
26. The average of four consecutive even numbers is 49. The largest of these numbers is:
48
50
52
54
27. "All professors are researchers. Some scientists are professors." Which of the given conclusions is logically valid and is inferred from the above arguments?
all scientist are researcher
all professors are scientists
some researcher are scientist
no conclusion follows
28. If each number in a set often numbers is increased by 20, the arithmetic mean of the original ten numbers:
remains the same
is increased by 20
is increased by 200
is creased by 10
29. The remainder of 629 divided by 5 is
5
3
1
0
30. is related to 'Second' in the same way as 'Tertiary' is related to
Secondary
Primary
Ordinary
None of the above
31. 27)
10
24
5
None of the above
32. For a normal curve with M=65 and cr=10, how much area will be found under the curve to the left of the value 65?
0.25
0.5
1.5
1.0
33. One of the following is not Indian Earth Observation Satellites
INSAT-3DR
TERRA
Oceansat-2
IRS-1
34. In multiple regression, when global test of significance is rejected, we can conclude that
All of the net sample regression coefficient are equal to zero
All of the sample regression coefficients are not equal to zero
At least one sample regression coefficient is not equal to zero
The regression equation intersects the Y-axis at zero
35. Deciding what data is best for your research analysis depends upon which of the following?
The research question
The nature of the participants
The researcher's personal preferences
All the above
36. The independent variable refers to
the variable which is only used in the control condition
a variable which serves as the aim of an experiment
the variable which shows us the effect of the manipulation.
the variable being manipulated or varied in some way by the researcher
37. The primary aim of is to give structure to data in the form of categories which can then be analyzed.
statistics analysis
coding
pilot studies
self completion questionnaires
38. Which of the following is an example of a random sampling method?
systematic sampling
convenience sampling
purposive sampling
cluster random
39. What does it mean when research quotes that their findings are "statistically significant" and the statistical level set was at 0.05?
That a difference found is likely to occur by chance 5 or fewer times out of a 100 which suggests that the difference is due to chance and so does not represent a real difference between the groups or conditions.
That a difference found is likely to occur by chance 5 or fewer times out of a 100 and suggests that the difference is quite unusual and unlikely to be due to chance but rather a real difference between the groups or conditions.
That 95% of the time the study will be wrong.
That a difference found is likely to occur by chance 5 or fewer times out of a 100 and suggests that the difference is quite unusual and unlikely to be due to chance but rather a real difference between the groups or conditions.
40. The observation in a classroom that the higher the room temperature, the lower student performance would be an example of
Negative Correlation
Zero Correlation
Positive Correlation
Independent Correlation
41. The most abundant mineral phase in the lower mantle is
Garnet
Perovskite
Olivine
Spinel
42. Spinifex texture is characteristic of
Gabbro
Tonalite
Basalt
Komatiite
43. When cool air flows from high mountain region to region of low elevation, the air will
increase in moisture content
condense, forming large amounts of dew
undergo adiabatic warming
undergo adiabatic cooling
44. The Marina trench in the western Pacific is about deep.
8,448 m
11 ,022m
13,022 m
5,301 m
45. The density of seawater is controlled by:
temperature and salinity
temperature and pressure
salinity and depth
salinity and chlorophyll
46. Calc-alkaline magma is commonly generated in
Rift setting
Subduction zone setting
Collisional environment
Mid-oceanic ridge
47. In gabbro cumulate the positive Eu-anomaly is mainly due to
Plagioclase accumulation
Pyroxene accumulation
Magnetite and ilmenite
Olivine
48. Loess corresponds to
Eolian deposits
Braided river flood plain
Alluvial fan
Lake deposits
49. If the radius of the earth were to shrink by its mass remaining the same, the acceleration due to gravity on the earth's surface would
decrease by
remain unchanged
increase by
will increase by 9.8%
50. Positive gravity anomalies are often associated with
deep ocean trenches
ore bodies beneath Earth's surface
large cavern systems beneath Earth's surface
all of these
51. The S-wave shadow zone is evidence that
the outer core is liquid
the outer core is composed of iron and nickel oxides
the inner core is solid
it is very hot near the core
52. Perched water table lies
above water table
below water table
at the same level as water table
at an angle to water table
53. The Proton precession magnetometer measures
Vertical magnetic field
horizontal magnetic field
total magnetic field
inclination of magnetic field
54. According to Hooke's law of elasticity, within elastic limits, if the stress is increased, the ratio of stress to strain
increases
decreases
becomes zero
remains constant
55. The geothermal gradient in the crust averages
25 degrees Celsius per kilometer
1 degree Celsius per kilometer
10 degrees Celsius per kilometer
100 degrees Celsius per kilometer
56. The equator is warmer than the poles. Why do the surface winds not blow directly from the poles to the equator?
because hot air rises
because of the Earth's rotation
because about 71 Earth's surface covered by oceans
because there are mountains ranges in the way
57. Which of the following are the most productive areas of the ocean?
deep open ocean
coastal upwelling regions
estuaries
coastal downwelling regions
58. The great mass extinction event occurred during
Permian
Jurassic
Cambrian
Eocene
59. Main Central thrust in Himalayan orogen separates.
Siwalik hills and lesser Himalayan sequences
Subathu Formation and lesser Himalayan sequences
Lesser Himalayan,sequences and high Himalayan crystallines
Higher Himalayan sequences with Tibet
60. The great global oxidation event occurred during
2900 Ma
3400 Ma
2700 Ma
2300 Ma
61. Ekman transport moves surface seawaters about to the of the wind direction in the Hemisphere.
left, Southern
right, Northern
right, Southern
left, Northern
62. The equatorial under current is strongest in the:
Pacific Ocean
Atlantic Ocean
Indian Ocean
Southern Ocean
63. In addition to CO2, increase in one of the following is a potential contributor to global warming in last few decades.
Argon
Volcanic eruptions
Methane
Sulphate aerosols
64. The Bergeron process explains the growth of droplets from cloud to the size needed for rain due to the:
collision and coalescence of droplets in warm clouds
collision and coalescence of droplets in cold clouds
growth of ice crystals at the expense of supercooled water droplets, because saturation vapour pressure over water is greater than that over ice surface
growth of water droplets at the expense of ice crystals, because saturation vapour pressure overwater is greater than that over ice surface
65. During the year 1997 that witnessed one of the strongest El Nitios of the century, which interannual event among the following is supposed to have reduced its effect on the Indian subcontinent?
Southern annular mode
Pacific Decadal Oscillation
Positive Indian Ocean Dipole
Indian Ocean Basin Warming
66. The first primitive mammals have appeared during.
Triassic
Paleocene
Carboniferous
Permian
67. In India the dinosaurs attained their highest development during the deposition of
Bagh Beds
Lameta Beds
Umaria Marine Beds
Bap Beds
68. Which of the following rock characterize deep water environments
Marl
Sand stone
Loess
Carbonaceous shale
69. Geostrophic wind does not increase with height in
baroclinic atmosphere
barotropic atmosphere
both baroclinic and barotropic atmospheres
none of the above
70. Considering the atmosphere from the surface to 200 km altitude, the coldest region would be found around
16km
50 km
80 km
140 km
71. The scale height of a synoptic disturbances is of the order of:
10^3m
10^-2m
10^4 m
10 m
72. One of the following is not routinely used to generate an ENSO index. Identify.
Sea surface temperature in the equatorial eastern pacific
Sea surface temperature in the equatorial central pacific.
Sea level pressure gradient between Tahiti and Darwin
Sea surface temperature in the equatorial western pacific
73. Excess alumina in an igneous rock will form the normative mineral
Quartz
Feldspars
Aluminosilicates
Corundum
74. The lithophile elements generally concentrate in
Rock-forming minerals
Earths' core
Sulphides
Atmosphere
75. Cerium is the only REE to form under oxidizing sedimentary environment.
Two valence
Three valence
Four valence
one valence
76. The equations of motion with the hydrostatic assumption DO NOT permit:
vertically propagating sound waves
Rossby waves
inertia-gravity waves
All of the above
77. The Karewa formation in the Kashmir valley is renowned for its deposits.
Gypsum
Batytes
Lignite
Ochre
78. In Khetri and Singhbhum, copper mainly occurs as
Cuprite
Chalcopyrite
Chalcocite
Covellite
79. The underground water that occurs within the zone of aeration is termed
Plutonic water
Meteoric water
Vadose water
Connate water
80. Disseminated sulphides can be explored effectively by
Self-potential method
Magnetic method
Seismic methods
Induced polarization method
help in the personal growth of an individual
help the candidate becomes an eminent educationist
increase job prospects of an individual
increase social status of an individual
2. Which of the following is not an essential element of report writing? .
Research Methodology
Reference
Conclusion
None of these
3. On a topographic map, the blue color indicates the surface feature of
vegetation
water
rock formation
mountains
4. Why is it important to read original articles when reviewing the literature?
To obtain an overview of methods and procedures.
To examine the validity of the conclusions.
To look for flaws in the method.
All the above
5. The purpose of research is
to extend the conceptual understanding of a topic
primarily to get more data
to produce work of publishable quality
that the empirical work should be testing a theory
6. Which one of the following is a statistical index that describes the degree and direction of the relationship between two characteristics or variables
Probability
Correlation
T-test
Mean
7. When reading a journal article one should
Accepttheir ideas -after all they are published authors
Use the same ideas for your project
Approach it with a questioning style
Read it as a way of obtaining more information
8. What is the difference between a bar chart and a histogram?
A histogram does not show the entire range of scores in a distribution
Bar charts are circular, whereas histograms are square
There are no gaps between the bars on a histogram
Bar charts represents numbers, whereas histograms represent percentages
9. Two papers of statistics theory and lab carries a weightage of 60% and 40 respectively. If a student scores 80% in theory and 90% in lab, what is his overall average percentage score of statistics?
88%
84%
90%
85%
10. The mean, median, and mode are calculated for the list 8,8,10,15,17. If the number 4 is added to the list which of the following will change?
mean, median, and mode
mean
mean and median
mean and mode
11. In a certain code language COMPUTER is written as RFUVQNPC. How will MEDICINE be written in that code language?
MFEDJJOE
EOJDEJFM
MFEJDJOE.
EOJDJEFM
12. A bag contains Rs. 206 of which 50 25 P and 10 P coins are in the ratio 4. The number of coins of each type respectively is
360, 160, 200
160,360,200
200, 360,160
200,160,300
13. If log 2 0.3010 and log 3 0.4771, the values of log5 512 is
5.875
4.875
3.875
2.875
14. A family has a man, his wife, their four sons and their wives and one daughter. The family of every· son also has 3 sons and one daughter. Find out the total number of female members in the family?
8
10
9
12
15. The correlation coefficient between x and y is 0.60. What is the correlation coefficient between y and
-0.60
1.60
0.60
0.06
16. Which of the following types of sensors uses a highly focused beam of light?
SONAR
Weather radar
LIDAR
MSTradar
17. A train 220 m long passed a pole in 20 seconds. How long it will take to pass a platform 550 m long?
50 sec
70 sec
80 sec
60 sec
18. Based on logical reasoning build an analogy to Arc: Circle: Line:
Point
Ellipse
Sphere
Rectangle
19. If 2197 and 729. How would J be written in that code?
216
125
124
512
20. The top and bottom of a tower were seen at angles of depression 30° and 60° from the top of a hill of height 100 m. What is the height of the tower?
42.2 mts
58.78 mts
33.45 mts
66.6 mts
21. A cuboid of dimension 24cm x 9cm x 8 cm is melted and smaller cuboids of side 3 cm each are formed. How many such cuboids can be formed?
56
64
48
40
22. There are five bags and in the first bag some fruits are kept. Then in each bag the number of fruits is reduced by 1/4. The last bag contains 4. The number of fruits in the first bag is
64
1024
2596
256
23. One lady has 2 children, one of her child is boy, what is the probability of having both are boys?
1/3
1/2
2/3
2/5
24. What is the next number in the sequence 15, 10,
12
13
17
19
25. The equation where m n are integers has:
no solution
exactly tow solutions
exactly one solution
infinitely many solutions
26. The average of four consecutive even numbers is 49. The largest of these numbers is:
48
50
52
54
27. "All professors are researchers. Some scientists are professors." Which of the given conclusions is logically valid and is inferred from the above arguments?
all scientist are researcher
all professors are scientists
some researcher are scientist
no conclusion follows
28. If each number in a set often numbers is increased by 20, the arithmetic mean of the original ten numbers:
remains the same
is increased by 20
is increased by 200
is creased by 10
29. The remainder of 629 divided by 5 is
5
3
1
0
30. is related to 'Second' in the same way as 'Tertiary' is related to
Secondary
Primary
Ordinary
None of the above
31. 27)
10
24
5
None of the above
32. For a normal curve with M=65 and cr=10, how much area will be found under the curve to the left of the value 65?
0.25
0.5
1.5
1.0
33. One of the following is not Indian Earth Observation Satellites
INSAT-3DR
TERRA
Oceansat-2
IRS-1
34. In multiple regression, when global test of significance is rejected, we can conclude that
All of the net sample regression coefficient are equal to zero
All of the sample regression coefficients are not equal to zero
At least one sample regression coefficient is not equal to zero
The regression equation intersects the Y-axis at zero
35. Deciding what data is best for your research analysis depends upon which of the following?
The research question
The nature of the participants
The researcher's personal preferences
All the above
36. The independent variable refers to
the variable which is only used in the control condition
a variable which serves as the aim of an experiment
the variable which shows us the effect of the manipulation.
the variable being manipulated or varied in some way by the researcher
37. The primary aim of is to give structure to data in the form of categories which can then be analyzed.
statistics analysis
coding
pilot studies
self completion questionnaires
38. Which of the following is an example of a random sampling method?
systematic sampling
convenience sampling
purposive sampling
cluster random
39. What does it mean when research quotes that their findings are "statistically significant" and the statistical level set was at 0.05?
That a difference found is likely to occur by chance 5 or fewer times out of a 100 which suggests that the difference is due to chance and so does not represent a real difference between the groups or conditions.
That a difference found is likely to occur by chance 5 or fewer times out of a 100 and suggests that the difference is quite unusual and unlikely to be due to chance but rather a real difference between the groups or conditions.
That 95% of the time the study will be wrong.
That a difference found is likely to occur by chance 5 or fewer times out of a 100 and suggests that the difference is quite unusual and unlikely to be due to chance but rather a real difference between the groups or conditions.
40. The observation in a classroom that the higher the room temperature, the lower student performance would be an example of
Negative Correlation
Zero Correlation
Positive Correlation
Independent Correlation
41. The most abundant mineral phase in the lower mantle is
Garnet
Perovskite
Olivine
Spinel
42. Spinifex texture is characteristic of
Gabbro
Tonalite
Basalt
Komatiite
43. When cool air flows from high mountain region to region of low elevation, the air will
increase in moisture content
condense, forming large amounts of dew
undergo adiabatic warming
undergo adiabatic cooling
44. The Marina trench in the western Pacific is about deep.
8,448 m
11 ,022m
13,022 m
5,301 m
45. The density of seawater is controlled by:
temperature and salinity
temperature and pressure
salinity and depth
salinity and chlorophyll
46. Calc-alkaline magma is commonly generated in
Rift setting
Subduction zone setting
Collisional environment
Mid-oceanic ridge
47. In gabbro cumulate the positive Eu-anomaly is mainly due to
Plagioclase accumulation
Pyroxene accumulation
Magnetite and ilmenite
Olivine
48. Loess corresponds to
Eolian deposits
Braided river flood plain
Alluvial fan
Lake deposits
49. If the radius of the earth were to shrink by its mass remaining the same, the acceleration due to gravity on the earth's surface would
decrease by
remain unchanged
increase by
will increase by 9.8%
50. Positive gravity anomalies are often associated with
deep ocean trenches
ore bodies beneath Earth's surface
large cavern systems beneath Earth's surface
all of these
51. The S-wave shadow zone is evidence that
the outer core is liquid
the outer core is composed of iron and nickel oxides
the inner core is solid
it is very hot near the core
52. Perched water table lies
above water table
below water table
at the same level as water table
at an angle to water table
53. The Proton precession magnetometer measures
Vertical magnetic field
horizontal magnetic field
total magnetic field
inclination of magnetic field
54. According to Hooke's law of elasticity, within elastic limits, if the stress is increased, the ratio of stress to strain
increases
decreases
becomes zero
remains constant
55. The geothermal gradient in the crust averages
25 degrees Celsius per kilometer
1 degree Celsius per kilometer
10 degrees Celsius per kilometer
100 degrees Celsius per kilometer
56. The equator is warmer than the poles. Why do the surface winds not blow directly from the poles to the equator?
because hot air rises
because of the Earth's rotation
because about 71 Earth's surface covered by oceans
because there are mountains ranges in the way
57. Which of the following are the most productive areas of the ocean?
deep open ocean
coastal upwelling regions
estuaries
coastal downwelling regions
58. The great mass extinction event occurred during
Permian
Jurassic
Cambrian
Eocene
59. Main Central thrust in Himalayan orogen separates.
Siwalik hills and lesser Himalayan sequences
Subathu Formation and lesser Himalayan sequences
Lesser Himalayan,sequences and high Himalayan crystallines
Higher Himalayan sequences with Tibet
60. The great global oxidation event occurred during
2900 Ma
3400 Ma
2700 Ma
2300 Ma
61. Ekman transport moves surface seawaters about to the of the wind direction in the Hemisphere.
left, Southern
right, Northern
right, Southern
left, Northern
62. The equatorial under current is strongest in the:
Pacific Ocean
Atlantic Ocean
Indian Ocean
Southern Ocean
63. In addition to CO2, increase in one of the following is a potential contributor to global warming in last few decades.
Argon
Volcanic eruptions
Methane
Sulphate aerosols
64. The Bergeron process explains the growth of droplets from cloud to the size needed for rain due to the:
collision and coalescence of droplets in warm clouds
collision and coalescence of droplets in cold clouds
growth of ice crystals at the expense of supercooled water droplets, because saturation vapour pressure over water is greater than that over ice surface
growth of water droplets at the expense of ice crystals, because saturation vapour pressure overwater is greater than that over ice surface
65. During the year 1997 that witnessed one of the strongest El Nitios of the century, which interannual event among the following is supposed to have reduced its effect on the Indian subcontinent?
Southern annular mode
Pacific Decadal Oscillation
Positive Indian Ocean Dipole
Indian Ocean Basin Warming
66. The first primitive mammals have appeared during.
Triassic
Paleocene
Carboniferous
Permian
67. In India the dinosaurs attained their highest development during the deposition of
Bagh Beds
Lameta Beds
Umaria Marine Beds
Bap Beds
68. Which of the following rock characterize deep water environments
Marl
Sand stone
Loess
Carbonaceous shale
69. Geostrophic wind does not increase with height in
baroclinic atmosphere
barotropic atmosphere
both baroclinic and barotropic atmospheres
none of the above
70. Considering the atmosphere from the surface to 200 km altitude, the coldest region would be found around
16km
50 km
80 km
140 km
71. The scale height of a synoptic disturbances is of the order of:
10^3m
10^-2m
10^4 m
10 m
72. One of the following is not routinely used to generate an ENSO index. Identify.
Sea surface temperature in the equatorial eastern pacific
Sea surface temperature in the equatorial central pacific.
Sea level pressure gradient between Tahiti and Darwin
Sea surface temperature in the equatorial western pacific
73. Excess alumina in an igneous rock will form the normative mineral
Quartz
Feldspars
Aluminosilicates
Corundum
74. The lithophile elements generally concentrate in
Rock-forming minerals
Earths' core
Sulphides
Atmosphere
75. Cerium is the only REE to form under oxidizing sedimentary environment.
Two valence
Three valence
Four valence
one valence
76. The equations of motion with the hydrostatic assumption DO NOT permit:
vertically propagating sound waves
Rossby waves
inertia-gravity waves
All of the above
77. The Karewa formation in the Kashmir valley is renowned for its deposits.
Gypsum
Batytes
Lignite
Ochre
78. In Khetri and Singhbhum, copper mainly occurs as
Cuprite
Chalcopyrite
Chalcocite
Covellite
79. The underground water that occurs within the zone of aeration is termed
Plutonic water
Meteoric water
Vadose water
Connate water
80. Disseminated sulphides can be explored effectively by
Self-potential method
Magnetic method
Seismic methods
Induced polarization method
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