CARBON VS NITROGEN

Greetings!
I would like you to watch these two videos in order to answer these questions.

This first video is about the Carbon cycle:
https://www.youtube.com/watch?v=CLqFUI2Pvlc

Once you've watched answer the questions in the notebook.

1. How do plants form carbohydrates in the C cycle?

2. What is the ATP?

3. Why is Carbon essential for life?

   

This second one correspond to the Nitrogen cycle:

https://www.youtube.com/watch?v=WfKeozuP7bU        

Once you've watched answer the questions in the notebook.

1. What's nitrogen fixation?

2. Explain what is Nitrogen assimilation.

3. What's is ammonification?

4. What is the difference between Nitrification and Denitrification?