The three types of grasslands are as follows:

• Temperate Grasslands

• Tropical Grasslands

• Steppe Grasslands

 The Grassland Ecosystem is an area where the vegetation is dominated by grasses and other herbaceous (non-woody) plants. 

 For more relevant articles refer to the links given below:

• UPSC Environment and Ecology Questions
• List of National Parks in India
• UPSC Environment and Ecology