McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: General Knowledge (GK) , Union Public Service Commission (UPSC) , Indian Administrative Service (IAS) .
Chapters
| 51. |
When would you record the maximum angle of incidence of the sun's rays at the north pole? |
| A. | March 21 |
| B. | September 21 |
| C. | When the sun's rays fall vertically on the Tropic of Cancer |
| D. | When the sun's rays fall vertically on the Tropic of Capricorn |
| Answer» C. When the sun's rays fall vertically on the Tropic of Cancer | |
| 52. |
One degree of longitude on the equator is equal to a distance of: |
| A. | 34.5 miles |
| B. | 50 miles |
| C. | 60 miles |
| D. | 69 miles |
| Answer» B. 50 miles | |
| 53. |
At the summer solstice, which one of the following latitudes will have the longest night? [NDA 2001] |
| A. | 45°N |
| B. | 45°S |
| C. | 60°N |
| D. | 60°S |
| Answer» D. 60°S | |
| 54. |
Which of these is the longest? |
| A. | 0° Meridian |
| B. | 180° E-W |
| C. | 90° E |
| D. | All are equal |
| Answer» D. All are equal | |
| 55. |
Consider the following statements: 1. Earth is the fourth largest planet of the solar system 2. Earth's circumference is about 45000 km 3. Earth's polar diameter is about 43 km shorter than its equatorial diameter 4. Earth has a total surface area of 510 million sq.km Which of these statements are correct? [NDA 2002] |
| A. | 1 and 2 |
| B. | 1 and 4 |
| C. | 2 and 3 |
| D. | 3 and 4 |
| Answer» D. 3 and 4 | |
| 56. |
The core of the Earth is made up of: [IAS 2003] |
| A. | mainly of iron in the liquid form |
| B. | mainly of nickel in the liquid form |
| C. | both iron and silica in the liquid form |
| D. | both iron and magnesium in the plastic state |
| Answer» D. both iron and magnesium in the plastic state | |
| 57. |
Which one of the following is not the effect of the revolution of the Earth. [IAS 2003] |
| A. | Change of seasons |
| B. | length of days and nights |
| C. | Determination of latitudes |
| D. | Change in the direction of winds and ocean currents |
| Answer» D. Change in the direction of winds and ocean currents | |
| 58. |
Latitudes include 181 lines while longitudes are 360 lines because: |
| A. | longitude is divided from prime meridian while latitude is from equator |
| B. | longitude is divided from equator while latitude is from prime meridian |
| C. | longitude is a line that connects North Pole to South Pole and latitude is divided from east to west |
| D. | None of these |
| Answer» A. longitude is divided from prime meridian while latitude is from equator | |
| 59. |
Which of the following statements is true? |
| A. | Arctic circle, antarctic circle and equator are great circles |
| B. | Both equator and longitudes are great circles |
| C. | Both latitudes and longitudes are great circles |
| D. | Both equator and latitudes are great circles |
| Answer» B. Both equator and longitudes are great circles | |
| 60. |
Maximum difference in the spacing of longitudes is : |
| A. | at poles |
| B. | at equator |
| C. | at tropics |
| D. | at arctic circle |
| Answer» B. at equator | |
| 61. |
Latitude of a point on the earth is measured by the distance in: [Asstt Grade 1990] |
| A. | kilometers from the poles |
| B. | kilometers from the equator |
| C. | angles from the poles |
| D. | angles from the equator |
| Answer» D. angles from the equator | |
| 62. |
Latitude and longitude both: |
| A. | pass through poles |
| B. | run parallel to the equator |
| C. | run parallel to each other |
| D. | run perpendicular to each other |
| Answer» D. run perpendicular to each other | |
| 63. |
Which of the following pairs is not correctly matched? [NDA 1993] |
| A. | 66° 33' N latitude - Arctic Circle |
| B. | 180°E or 180°W longitude- International Date Line |
| C. | 23° 20' N latitude - Tropic of Cancer |
| D. | 0° E or 0°W longitude – Equator |
| Answer» D. 0° E or 0°W longitude – Equator | |
| 64. |
The latitude of a place is the same as the: [CDS 1991] |
| A. | maximum altitude attained by the Sun at noon |
| B. | altitude of the celestial pole |
| C. | angle between the horizon and the equator |
| D. | zenith distance of the full moon when on the meridian |
| Answer» D. zenith distance of the full moon when on the meridian | |
| 65. |
Of the total volume of the earth, which layer forms the major part ? |
| A. | Sial |
| B. | Sima |
| C. | Mantle |
| D. | Core |
| Answer» D. Core | |
| 66. |
The equatorial circumference is greater than the polar circumference by approximately: |
| A. | 22 km |
| B. | 68 km |
| C. | 125 km |
| D. | 625 km |
| Answer» B. 68 km | |
| 67. |
The distance of the equator from either of the poles is : |
| A. | 500 km |
| B. | 5001 km |
| C. | 10,002 km |
| D. | 36,005 km |
| Answer» C. 10,002 km | |
| 68. |
On the 21st June, the day light is seen at the North Pole for: |
| A. | zero hrs. |
| B. | 12 hrs. |
| C. | 18 hrs. |
| D. | 24 hrs. |
| Answer» D. 24 hrs. | |
| 69. |
The amount of insolation received at a place on the surface of the earth depends on: |
| A. | its climate |
| B. | its latitude |
| C. | its longitude |
| D. | Both (a)and (b) |
| Answer» D. Both (a)and (b) | |
| 70. |
If a place is located at 20°N, 80°E in which of the following continents does it lie? [CDS 1989] |
| A. | Africa |
| B. | Asia |
| C. | Europe |
| D. | North America |
| Answer» B. Asia | |
| 71. |
Which of the following statements is correct ? 1. All meridians are of the same length 2. All latitudes are of the same length 3. The Prime Meridian is the longest meridian 4. The Equator is the longest latitude |
| A. | 1 and 2 |
| B. | 2 and 3 |
| C. | 3 and 4 |
| D. | 1 and 4 |
| Answer» D. 1 and 4 | |
| 72. |
Japan is called ‘land of the rising sun’ because: |
| A. | Sun rises there as soon as it sets |
| B. | Sun always remains in the eastern part of the sky throughout the day in Japan |
| C. | Japan being the Eastern most country in the World, it has the earliest sunrise |
| D. | The rays of the sun get reflected from the waters of the sea and make the sunrise beautiful in Japan |
| Answer» C. Japan being the Eastern most country in the World, it has the earliest sunrise | |
| 73. |
Which of the following phenomenon gives an evidence for the spherical shape of the earth? |
| A. | Solar eclipse |
| B. | Revolution |
| C. | Lunar eclipse |
| D. | Rotation of Earth |
| Answer» B. Revolution | |
| 74. |
The speed of rotation of the earth is: [IFS 1991] |
| A. | 25 km/sec. |
| B. | 31 km/sec. |
| C. | 39.5 km/sec. |
| D. | 9.72 km/sec. |
| Answer» D. 9.72 km/sec. | |
| 75. |
The point in the orbit of a moon that is farthest from the Earth and at which the moon's velocity is at a minimum, the known as: |
| A. | Apehelion |
| B. | Apigee |
| C. | Umbra |
| D. | Perihelion |
| Answer» B. Apigee | |
| 76. |
Which of the following is not an effect produced by rotation of earth? |
| A. | It causes days and nights |
| B. | All heavenly bodies like sun, moon, planets appear to move from East to West |
| C. | Winds change their directions |
| D. | Poles have days and nights of 6 months duration |
| Answer» D. Poles have days and nights of 6 months duration | |
| 77. |
The revelations of a satellite photograph of the earth are as follows: 1. the Southern hemisphere bulges slightly more than the Northern hemisphere 2. it is slightly pear shaped ellipsoid of rotation 3. the polar axis of the earth is slightly shorter than the equatorial axis 4. the equatorial circumference is about 40,000km Which of the above statements are correct ? |
| A. | 1, 2 and 3 |
| B. | 1, 2, 3 and 4 |
| C. | 1, 2 and 4 |
| D. | 2, 3 and 4 |
| Answer» D. 2, 3 and 4 | |
| 78. |
Albedo is defined as: |
| A. | UV radiations sent out by the SUN |
| B. | a substance contained in the upper atmospheric layers of the earth, which is responsible for the reflection of/a part of solar radiations |
| C. | celestial bodies in earth's atmosphere which add to the greenhouse effect |
| D. | the amount of insolation reflected back to the space by the top of atmosphere, by clouds and ice-covered areas of the Earth's surface |
| Answer» D. the amount of insolation reflected back to the space by the top of atmosphere, by clouds and ice-covered areas of the Earth's surface | |
| 79. |
The Sun shines vertically on the equator: |
| A. | throughout the year |
| B. | for six months |
| C. | twice a year |
| D. | once a year |
| Answer» C. twice a year | |
| 80. |
The position of the sun is annually twice overhead at Singapore because of the: [Railways 1993] |
| A. | rotation of the earth |
| B. | revolution of the earth |
| C. | elliptical path of the earth's orbit |
| D. | parallelism of inclined axis of the earth |
| Answer» D. parallelism of inclined axis of the earth | |
| 81. |
What is 'Siderial Day'? |
| A. | The day on which the duration of sunshine is the maximum |
| B. | The day on which the duration of sunshine and darkness are equal |
| C. | The time during which the earth makes a complete rotation on its axis in respect of the fixed stars |
| D. | The day on which the sun reaches its maximum distance from the equator |
| Answer» C. The time during which the earth makes a complete rotation on its axis in respect of the fixed stars | |
| 82. |
The distance between the earth and the sun is smallest in the month of: |
| A. | January |
| B. | March |
| C. | June |
| D. | September |
| Answer» A. January | |
| 83. |
The earth revolves round the sun in its orbit by approximately: |
| A. | 1° per day |
| B. | 2° per day |
| C. | 3° per day |
| D. | 5° per day |
| Answer» A. 1° per day | |
| 84. |
There is a continual daylight or summer in the Arctic regions from: |
| A. | 22nd December to 21st March |
| B. | 21st March to 21st June |
| C. | 21st March to 23rd September |
| D. | 21st June to 22nd December |
| Answer» C. 21st March to 23rd September | |
| 85. |
Antipodes are: |
| A. | lines joining places having a time difference of 12 hours |
| B. | places diametrically opposite on earth's surface |
| C. | places located at a point where degree of latitude is equal to degree of longitude |
| D. | lines joining places having the same depths |
| Answer» B. places diametrically opposite on earth's surface | |
| 86. |
Which of the following pairs of metals are supposed to constitute the internal core of the earth? |
| A. | Chromium and Iron |
| B. | Magnesium and Lead |
| C. | Iron and Copper |
| D. | Nickel and Iron |
| Answer» D. Nickel and Iron | |
| 87. |
Consider a specific point on the surface of the earth (say Delhi). The temperature at a given time of day (say 12.00 Noon) will in general be higher in summer than in winter. This is because: [IAS 1993] |
| A. | the evaporation of water from atmosphere results in precipitation occurring in winter alone |
| B. | Sun-rays falling on the earth are inclined more towards the sun in winter |
| C. | the earth is closer to the sun in summer than in winter |
| D. | the axis of the earth is inclined more towards the sun in winter |
| Answer» B. Sun-rays falling on the earth are inclined more towards the sun in winter | |
| 88. |
Who among the following was first to measure the circumference of the Earth? [NDA 2008] |
| A. | Eratosthenes |
| B. | Aristotle |
| C. | Hecataeus |
| D. | Herodotus |
| Answer» A. Eratosthenes | |
| 89. |
Heat received by earth from the Sun is known as: |
| A. | insolation |
| B. | solar heat |
| C. | solar radiation |
| D. | thermal radiation |
| Answer» A. insolation | |
| 90. |
Lunar eclipse is caused when the: [Hotel Management 1991] |
| A. | moon comes between the sun and the earth |
| B. | earth comes between the sun and the moon |
| C. | sun comes between the earth and moon |
| D. | none of these |
| Answer» B. earth comes between the sun and the moon | |
| 91. |
Lunar eclipse does not occur every month because: |
| A. | the sun's orbit is not always in the same plane as the moon |
| B. | the moon revolves at a slower speed than the earth |
| C. | the moon's orbit is not all the time in the same plane as the earth |
| D. | none of these |
| Answer» C. the moon's orbit is not all the time in the same plane as the earth | |
| 92. |
Lunar eclipse occurs on : |
| A. | New moon |
| B. | Full moon |
| C. | Half moon |
| D. | Quarter moon |
| Answer» B. Full moon | |
| 93. |
The Solar eclipse achieves totality only in limited geographical regions because: [IAS 1993] |
| A. | the trajectories of the Earth around the Sun and the Moon around the Earth are not perfect circles |
| B. | the size of the shadow of the Moon on the Earth is small compared to the cross-section of the Earth |
| C. | sun rays can reach most of the peripheral regions of the shadow of the moon due to atmospheric refraction |
| D. | the Earth is not a smooth flat surface, but has elevations and depressions |
| Answer» B. the size of the shadow of the Moon on the Earth is small compared to the cross-section of the Earth | |
| 94. |
Solar eclipse occurs when: |
| A. | Earth comes between sun and moon |
| B. | Moon is at right angle to the earth |
| C. | Moon comes between sun and earth |
| D. | Sun comes between moon and earth |
| Answer» C. Moon comes between sun and earth | |
| 95. |
The position of a planet when it is nearest to the Sun, is called: |
| A. | perihelion |
| B. | apihelion |
| C. | apigee |
| D. | perigee |
| Answer» A. perihelion | |
| 96. |
The position of the earth in its orbit, when it is at its greatest distance from the Sun causing summer in the Northern hemisphere is : |
| A. | Perihelion |
| B. | Aplheuon |
| C. | Perigee |
| D. | Apogee |
| Answer» B. Aplheuon | |
| 97. |
When it is 8 P.M. in Tokyo, what is the time at Panama Canal which is located at 180° W of it? |
| A. | 4.00 P.M. |
| B. | 8.00 A.M. |
| C. | 12.00 A.M. |
| D. | 12.00 Noon |
| Answer» B. 8.00 A.M. | |
| 98. |
Through which one of the following groups of countries does the Equator pass? [IAS 2006] |
| A. | Brazil, Zambia and Malaysia |
| B. | Colombia, Kenya and Indonesia |
| C. | Brazil, Sudan and Malaysia |
| D. | Venezuela, Ethiopia and Indonesia |
| Answer» B. Colombia, Kenya and Indonesia | |
| 99. |
Which one of the following is the time required for the Earth to return to a given point in its orbit with reference to fixed star, called? [NDA 2008] |
| A. | Lunar year |
| B. | Solar year |
| C. | Tropical year |
| D. | Sideral year |
| Answer» D. Sideral year | |
| 100. |
In how many time zones has the world been divided into? |
| A. | 15 |
| B. | 24 |
| C. | 90 |
| D. | 180 |
| Answer» B. 24 | |
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