Desert plants have adapted to the extremes of heat and aridity by using both physical and behavioral mechanisms.
Plants from the division Magnoliophyta are well suited for desert life.
An ecosystem is a place where plants and animals ( maybe humans ) live and animals and plants live in the desert so … 
The vast majority of desert plants do have leaves and few have only spines.
A small leaf surface and large root system.
yes plants do infact excrete
No they do not
plants excrete by giving out oxygen
water
yes
Be more specific
Some animals det their water from the food they eat, such as the kangaroo rat, that eats plants and seeds. Rather than excrete the water they conserve most of it.
Desert plants have adapted to the extremes of heat and aridity by using both physical and behavioral mechanisms.
Plants in the desert can sustain water and do not need as much of it. Plants in wet climates require much more water than desert plants.
Desert plants carry out photosynthesis as do other plants to produce their own food.
By definition, in the desert
There is no such desert named the "Safari Desert."