This ecosystem is common in central and northern asia. flora include mosses, grasslands, and hardwoods. animals of this ecosystem include siberian tigers, antelopes, sheep, and snow leopards

it provided for selection of government employees through competitive examinations. it also made it unlawful to fire or demote covered employees for political reasons or to require them to give political service or payment, and it set up a civil service commission to enforce the law.

explanation:

the main reason the us senate rejected the treaty of versailles was because "european nations wanted to punish germany"

d(:

me and mark as brainliest.