World geography Quiz 3

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1. The period of one revolution of sun around the centre of galaxy is called:


2. Lunar Sea refers to :


3. The sunspots cause: [UP PCS 1995]


4. Which two planets of the solar system have no satellites?


5. ‘Parsec’ is the unit of measurement of:


6. The light coming from stars gives the idea of their:


7. The planet Mercury is difficult to be observed most of the time because:


8. The Milky way extends through a distance:


9. Super Nova is : [CDS 1994]


10. Comets revolve around: [NDA 1990]


Question 1 of 10

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