World Geography
The planets with no natural satellites (reported so far) are

Mercury and Venus
Jupiter and Saturn
Mars and Neptune
Earth and Pluto

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World Geography
Which among the following statements is/are correct about impact crater?They are formed by the hypervelocity impact of a smaller bodyThe have similar composition like sinkholes, glacial cirques,etcSelect the correct code from the options given below:

Neither 1 & 2
Only 1
Only 2
Both 1 & 2

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World Geography
Which among the following statements is/are correct about Petroleum?Petroleum is an inflammable mixture of oily hydrocarbons.Most of the oil comes from synclines rather than anticlines.Select the correct code from the options given below:

Both 1 & 2
Neither 1 & 2
Only 1
Only 2

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