KS3 year 9 worksheet on the effects of DDT. Short passage to read, questions to answer and a bar chart to draw showing how the DDT builds up across the trophic levels. Some will find the bar chart difficult, but it works OK if you stress its the shape you are after, not necessarily accurate plotting.
Something went wrong, please try again later.
Great for triple science sets. A really useful HSW resource for reviewing use of pesticides with higher ability Year 9 groups.
good for higer ability, . Thanks, used well with higher class... Good sheet and got thinking skills going
Report this resourceto let us know if it violates our terms and conditions.
Our customer service team will review your report and will be in touch.
£0.00