The smallest planet is
| A. | Venus |
| B. | Mercury |
| C. | Pluto |
| D. | Uranus |
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Option: B Explanation : Click on Discuss to view users comments. |
Which' of the following celestial bodies bear , 'The Sea of TranqUility' and 'The Ocean of Storms' ?
| A. | Mars |
| B. | Venus |
| C. | Moon |
| D. | Sun |
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Option: C Explanation : Click on Discuss to view users comments. |
If there is no Sun, the colour of the sky would be
| A. | Orange |
| B. | Blue |
| C. | Yellow |
| D. | Noneof these |
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Option: D Explanation : Click on Discuss to view users comments. |
Planetesimal hypothesis is. concerned with
| A. | Distribution of planets in the Solar System' on the basis of their sizes |
| B. | Number of satellites belonging to different planets |
| C. | The direction of revolution of planets |
| D. | The period of rotation of different plaoets |
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Option: A Explanation : Click on Discuss to view users comments. |
