Terrestrial ecosystems 4

Watch the video about deserts and answer if it’s true or false.

Please click  HERE to do the test.

Marine ecosystems 4

Watch the video about marine ecosystems and choose the correct answer. 

                                                      Please click HERE to do the test.

Biotic and Abiotic Factors 4

Now look at the following video and choose if the sentences are TRUE or FALSE



Please click HERE  to do the test.

Levels of Biological organization in an ecosystem 4

Look at the following video and answer the questions in
 this form.

Mira el siguiente video y responde las preguntas, haz click en "this form". Escucha el video las veces que sean necesarias.

Now, draw your own ecosystem diagram, you can guide yourself from the other diagram (see levels of biological organization in a ecosystem 3) . Then,share it with your classmates.