21. The earth is in aphelion on

1. 1. June 21

   
   
   

   2. Dec. 22

   
   
   

   3. Sept. 23

   
   
   

   4. July 4

   
   
   

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   July 4

   Correct Option: D

   July 4

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22. On which date is the earth in perihelion ?

1. 1. June 21

   
   
   

   2. Dec 22

   
   
   

   3. January 3

   
   
   

   4. July 4

   
   
   

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   January 3

   Correct Option: C

   January 3

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23. The longitude of a place is its

1. 1. angular distance east or west of the prime meridian

   
   
   

   2. angular distance north or south of the equator

   
   
   

   3. angular distance east or west of International Date Line

   
   
   

   4. angular distance with respect to the pole star

   
   
   

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   angular distance east or west of the prime meridian

   Correct Option: A

   angular distance east or west of the prime meridian

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24. The latitude is the angular distance of a point on the earth's surface with respect to the

1. 1. equator

   
   
   

   2. prime meridian

   
   
   

   3. pole star

   
   
   

   4. Tropic of Cancer

   
   
   

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   equator

   Correct Option: A

   equator

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25. On which planet would one witness sunrise in the west ?

1. 1. Jupiter

   
   
   

   2. Venus

   
   
   

   3. Saturn

   
   
   

   4. Mercury

   
   
   

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   The direction of the sunrise depends upon the direction of the rotation of the earth on its axis. Any planet rotation on its axis from west to east will experience sunrise in the east and viceversa. Venus rotates on its axis from east to west and thus experiences sunrise in the west.

   Correct Option: B

   The direction of the sunrise depends upon the direction of the rotation of the earth on its axis. Any planet rotation on its axis from west to east will experience sunrise in the east and viceversa. Venus rotates on its axis from east to west and thus experiences sunrise in the west.

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