With reference to the subtropical high pressure belt, consider the following statements?1. It is affected by Earth’s rotation and descent of winds from higher altitudes.2. It is dynamically induced and characterised with anti-cyclonic conditions. Which of the statement (s) given above is/are correct?

The standard pressure at sea-level is 1013.25 in both millibars (mb) and hectopascal (hPa).

The number of molecules in the atmosphere decreases with height.