Question: In the evening it will be overcast but mainly dry Later cloudless weather will prevail
Please fix the punctuation.
Fixed: [In the evening it will be overcast, but mainly dry. Later cloudless weather will prevail.]

Question: Here the board bag is fold up inside itself and kept in place by means of some strips
Please fix the punctuation.
Fixed: [Here the board bag is fold up "inside itself" and kept in place by means of some strips.]

Question: The Federal legislation for Oregon said that two townships of Federal land were to be donated for the university but the legislation for Seattle said that two townships of land were to be reserved for the university
Please fix the punctuation.
Fixed: [The Federal legislation for Oregon said that two townships of Federal land were to be donated for the university, but the legislation for Seattle said that two townships of land were to be reserved for the university.]

Question: Neurological disease with a thousand faces
Please fix the punctuation.
Fixed:
[Neurological disease with a thousand faces.]