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

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

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World Geography
Which among the following pairs is/are correctly matched?Horst – Depressed block of planetary crust bordered by parallel faultsOceanic trench  – Depressed block of planetary crust bordered by parallel faultsSelect the correct code from the options given below:

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

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