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. |
Which of the following statements is/are correct? 1. In comparison to the Jupiter, planet Earth displays eclipses more frequently 2. On Mars, only partial solar eclipses are possible Select the correct answer using the code given below: [NDA 2011] |
| A. | 1 only |
| B. | 2 only |
| C. | Both 1 and 2 |
| D. | Neither 1 nor 2 |
| Answer» D. Neither 1 nor 2 | |
| 52. |
Which of the following statements relating to the planet Venus is/are correct? 1. It is the nearest planet from the Sun. 2. It is only slightly smaller than the Earth. 3. It has no atmosphere. Select the correct answer using the code given below: [Asstt Commdt 2011] |
| A. | 1, 2 and 3 |
| B. | 1 and 3 only |
| C. | 2 only |
| D. | 1 and 2 only |
| Answer» C. 2 only | |
| 53. |
What is the difference between asteroids and comets? 1. Asteroids are small rocky planetoids, while comets are formed of frozen gases held together by rocky and metallic material. 2. Asteroids are found mostly between the orbits of Jupiter and Mars, while comets are found mostly between Venus and Mercury. 3. Comets show a perceptible glowing tail, while asteroids do not. Which of the statements given above is/are correct? [CSAT 2011] |
| A. | 1 and 2 only |
| B. | 1 and 3 only |
| C. | 3 only |
| D. | 1, 2 and 3 |
| Answer» B. 1 and 3 only | |
| 54. |
A blackhole is a : [CDS 1999, 2001] |
| A. | contracted star with intense gravitational pull |
| B. | star with very low surface temperature |
| C. | star with no atmosphere |
| D. | pulsating star |
| Answer» A. contracted star with intense gravitational pull | |
| 55. |
Which one of the following is correct? Great Bear is a : [CDS 2008] |
| A. | galaxy |
| B. | planet |
| C. | star |
| D. | constellation |
| Answer» D. constellation | |
| 56. |
Asteroids have their orbits between the planets: |
| A. | Mercury and Venus |
| B. | Earth and Mars |
| C. | Mars and Jupiter |
| D. | Jupiter and Saturn |
| Answer» C. Mars and Jupiter | |
| 57. |
Halley's comet appears once in a period of: |
| A. | 24 years |
| B. | 32 years |
| C. | 76 years |
| D. | 84 years |
| Answer» C. 76 years | |
| 58. |
The orbits of planets around the Sun, or of satellites around the Earth, can be : [IFS 1993] |
| A. | circular and elliptic |
| B. | circular and hyperbolic |
| C. | elliptic and parabolic |
| D. | parabolic and hyperbolic |
| Answer» A. circular and elliptic | |
| 59. |
To a space traveller on moon, the lunar sky during day time appears: |
| A. | white |
| B. | blue |
| C. | black |
| D. | red |
| Answer» C. black | |
| 60. |
The distance between the Earth and the Sun (in million kms.) is : |
| A. | 111 |
| B. | 149 |
| C. | 168 |
| D. | 193 |
| Answer» B. 149 | |
| 61. |
Stars which appear single to the naked eye but are double stars when observed by a telescope, are known as : |
| A. | cosmic stars |
| B. | quasars |
| C. | binaries |
| D. | novae and supernovae |
| Answer» C. binaries | |
| 62. |
What are Sun spots? [Railways 1994] |
| A. | Regions on earth without winter climate |
| B. | Desert areas on the sun |
| C. | Dark patches on the surface of the sun which are cooler areas |
| D. | Dark patches on the surface of the Sun resulting from a localised fall in the temperature to about 4000 K |
| Answer» D. Dark patches on the surface of the Sun resulting from a localised fall in the temperature to about 4000 K | |
| 63. |
The brightest star in the sky is: [MBA 1995] |
| A. | Alfa Centauri |
| B. | Proxima Centauri |
| C. | Sirius |
| D. | Sun |
| Answer» D. Sun | |
| 64. |
Pole Star is always seen at one point in the sky whereas other stars are not; this is because: [CDS 1993] |
| A. | Pole star rotates with the same period as the earth |
| B. | Pole star is a star of our own galaxy |
| C. | Sun and Pole star are in two opposite directions relative to earth |
| D. | Pole star lies in the axis of spin of the earth |
| Answer» D. Pole star lies in the axis of spin of the earth | |
| 65. |
The outermost layer of Sun is called: |
| A. | convection zone |
| B. | photosphere |
| C. | chromosphere |
| D. | corona |
| Answer» D. corona | |
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