Fig. 1.1 shows a section through a leaf.

1. aIdentify part B. [1]
2. bIdentify part C. [1]
3. cExplain why photosynthesis occurs mainly in tissue A. [2]
4. dExplain the significance of opening D in photosynthesis. [3]
5. eSuggest and explain how the rate of photosynthesis would be affected if a plant was placed in a well-lit, cold room. [3]

You'll mark your own answer against the marking guide when you hand it in.