Where is the IB Biology HL Paper 1 May 1991 mark scheme?

The mark scheme for this sitting is not in the archive yet. The question paper is on this page.

Which timezone is the May 1991 Biology Paper 1?

This paper has no timezone split. November sessions are often a single paper.

Sit Paper 1 under timed conditions before you open the mark scheme. Record every mark you dropped, then take the next sitting of the same paper.

IB · Sciences · HL

The question paper is below. The mark scheme for this sitting is not in the archive yet.

Opening the paper