World Geography
The ratio of the weight of water vapour to the total weight of air (including the water vapor) is called

mixing ratio
absolute humidity
specific humidity
relative humidity

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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:

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

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