A GCSE maths question about a boy catching rabbits in the woods has left people puzzled. But would you be able to answer it? It's exam season, and students up and down the country are knuckling ...

Photosynthesis produces glucose in the green parts of plants, which are often leaves. This is then converted into sucrose. The sucrose is transported around the plant in phloem vessels.

During photosynthesis a plant absorbs light energy using the pigment chlorophyll. This allows it to convert carbon dioxide and water into glucose. This glucose is: After a few minutes, the parts ...