This topic is included in AS Paper 1 and Paper 2, and A Level Paper 1 and Paper 3 for OCR Biology A.

Notes:

• 3.1. Exchange Surfaces
• 3.2. Transport in Animals
• 3.3. Transport in Plants

Questions by Topic:

3.1 Exchange Surfaces

• Exchange Surfaces 1 MS
• Exchange Surfaces 1 QP
• Exchange Surfaces 2 MS
• Exchange Surfaces 2 QP
• Exchange Surfaces 3 MS
• Exchange Surfaces 3 QP

3.2 Transport in Animals

• Transport in Animals 1 MS
• Transport in Animals 1 QP
• Transport in Animals 2 MS
• Transport in Animals 2 QP
• Transport in Animals 3 MS
• Transport in Animals 3 QP

3.3 Transport in Plants

• Transport in Plants 1 MS
• Transport in Plants 1 QP
• Transport in Plants 2 MS
• Transport in Plants 2 QP
• Transport in Plants 3 MS
• Transport in Plants 3 QP