The number of first level consumers would decrease causing the second level to also decrease and so on up the food chain.
The vast majority of desert plants do have leaves and few have only spines.
it will decrease
All other desert life would eventually cease to exist as the plants form the basis of desert food chains and serve as storehouses of water vital to desert life.
If anything, the plant or animal might live a bit better off as a grassland receives more rainfall than a desert. There are a number of plants and animals that already live in both the desert and the grasslands.
There is much more rainfall in the tropics than in the desert which supports a greater number and variety of plants.
Probably nothing would happen. The desert and grassland share a lot of plants and animals in common. The plants and animals would probably thrive as they would have access to more food and water.
Then it wouldn't be a desert any more. Trees, plants and animals would move in and live there.
There is a surprisingly large number of plants that are able to survive in the desert and few of them are cacti. Trees, shrubs, grasses, perennials, annuals and even some ferns and mosses can live in the desert.
Succulent plants and cacti need to store as much water whenever the rain should happen to fall. As the rain may be far between in desert areas, storing water is vital to help the plants to survive.
nothing they have already adapted to the desert life if you change it they will die
The exact number is not known, but there are around 3,500 species of plant species in the Namib desert.
According to Wood Technology, the number of plywood plants decreased by 28 percent between 1987 and 1995, while OSB plants increased by 37 percent