It's Iran and turkey
The Middle East and Southwest Asia's economy depend on the export of oil. Several countries in Africa have a dependence on imported oil.
Considering how many people actually live in the Middle East, the United Nations spends an exorbitant amount of time on the Middle East. The countries with the most UN Resolutions are Israel and (distant second) Sudan. There are around 400 million Middle Easterners as opposed to 972 million Americans (North and South America), but there is more than 3x as many UN Resolutions about the Middle East.
Israel is the most modern country in Middle East
Most people in the Middle East today practice Islam.
I am assuming you are talking about the density, so... According to the United Nations World Prospects Report (2004 revision), Bahrain is the most densely populated sovereign country in the Middle East, though other crowded nations include Lebanon and Israel. All these states have incredibly small areas, thus making it crowded in a sense.
It depends on what you mean by "important".In terms of export value, the following are the most important resources of the Middle East:Oil/PetroleumGoldDiamondsEmeraldsNatural GasIn terms of sustaining the lives of Middle Easterners:Water/RainFirm soil
Most of the water in the Middle East is used for drinking, residential commodities, and agriculture.
The list includes 47 nations, most in a large swath from top half of Africa through Middle East. with a few outliers further east, including Bangladesh and Indonesia. There's a map and list of Muslim-majority nations on Wikipedia.
Saudi Arabia has most land mass of Middle East countries.
Deserts cover much of the Middle East. Lebanon is the only Middle East country with no deserts.
Technically Both. Most of the Middle East is in Asia with the Exception of Egypt, which is in Africa.