BW-A2-3.3-W1

3.3 Respiration worksheet: WJEC A level Biology

15 exam-style questions, 149 marks. Download the question paper and its matching mark scheme below.

Worksheet 1: 3.3 Respiration (149 marks)

Written by BioWelsh in the style of the WJEC A level Biology examination. Not an official WJEC paper.

Image credits

All graphs and drawings without an entry are original BioWelsh drawings.

Image 2.1: Photo: Louisa Howard, public domain (Wikimedia Commons). Letters and line X–Y added.
Image 15.1: Photo: Steve Rupp, National Science Foundation, public domain (Wikimedia Commons).