The senate is given the responsibility of approving presidential nominations. true or faules

I can understand 'presidential" here to mean"nominations to be the president, or nominations made by the president.

In the first sense: No, this is not true.

 a president is not nominated, but chosen in an election: this means that there is no need for approval.

In the second meaning: yes: the Senate approves such nominations as for example for ambassadors

To solve their problems, mesopotamians used irrigation, a way of supplying water to an area of land. to irrigate their land, they dug out large storafe basins to hold water supplies these ditches brought water to the feilds. to protect their feilds from flooding, farmers built up the banks of the tigris and euphrates.hope ths !