A desert is defined as a region that receives less than 10 inches (250 mm) of rain per year on average.
no.... it depends what you mean... but technically no...
Yes
It is an ecosystem because it is a community of LIVING organisms, along with NON-LIVINGparts of the environment.
Because it supports various of lives it has a resource for them to survive
The major ecosystem in this desert is "Terrestrial ecosystem" .
No, the desert is an ecosystem or biome.
Humans are primarily responsible for damaging the desert.
in many ways, yes, but technically speaking, no. it is considered to be grassland, shrubland, and lava flow plateaus.
An ecosystem is a place where plants and animals ( maybe humans ) live and animals and plants live in the desert so … 
Nepal does not have desert ecosystems or coral reef ecosystems.
Marine ecosystem and desert ecosystem.
desert ecosystem in western punjab in pakistan is called thal e.g bukhar, mianwali In Sindh the desert ecosystem is called thar e.g khanpur,yazman