Species interactions

A preceding lesson to food webs/chains for year 7/8/9 age group or a nice refresher for lower ability GCSE groups.
The lesson includes a presentation & R/A/G levelled exam Questions.
The lesson guides students through key terms including symbiosis, competition & variation.
There is opportunity for iPad/laptop/computer room research for a portion of the lesson, as well as suggested hwk for the following lesson, which will be on the human impact.