The organs

CIENCIAS NATURALES A1

TASK

Choose between the circulatory or the respiratory system.

Think of a curisiotie that you want to talk: O2 exchange, CO2 transport, blood components, Organs, part of the organs.

In a Din A-3 sheet you must make a little presentation about the topic that you choose.

You can use the internet or check the pages 44 to 47 of your book.

Speed up because time is almost gone.