The B1 grading criteria are specific. The model answer key (Lösungen) shows exactly how points are awarded for structure, vocabulary, and communicative intent.
(Am Ende möchte ich noch Suchvorschläge anzeigen.) goethe b1 modellsatz
The B1 exam is : you can take the four parts separately or together. You need to pass at least two modules (one written + speaking) to receive the certificate, but each module is scored individually. The B1 grading criteria are specific