2) Mention the development activities held in tropical grassland & Present the facts to be leamt by
Nepal from there
four points.​

Grasslands first appeared millions of years ago after mountains formed and caused climates to change. This caused trees to die and be replaced by grasses, which could adapt to the dried climate. The same process happened on other continents, allowing grasslands to form in places such as central Asia and South America.

caused trees to die

Explanation:

for many centuries there were important factors which the economies of the muslim empires developed increasingly. they applied economic procedures in production, investment, finance, taxation and property. they used to tax certain goods (for example: harvest), they charged interest on money lent, they signed contracts with merchants; they relied on a common currency, and they used checks as well as promissory notes. with the money collected by means of taxation, the government provided the needy with an income. in addition, trading networks covered huge distances, so far regions started to have contact and exchange goods. this trade network covered areas of asia, africa and europe.

d

explanation:

it establishes america’s basic laws and fundamentals to its citizens.