Take this 32 question quiz on control of gene expression. The quiz is multiple choice.

Take this ten question quiz on abiotic and biotic environments. The quiz is multiple choice.

Take this ten question quiz on human impacts on ecosystems. The quiz is multiple choice.

Compare these two passages for some interesting ideas about how technology affects our lives. The questions that follow ask you to identify the main idea from either direct statement or inference.

This is a quiz with five quick questions to check your understanding of how to interpret data. It is self checking.