Practice 1: Getting to the Root of Nitrogen Fixation

Watch the video (enable the subtitles) as much as needed to understated its content. Following the same steps in Videos 1 and 2:

Define hard words.

Describe the videos: Main and sub-ideas.

Write down: Tenses, voices, modals verbs ... of the video.

Then, summarize the content of the video.

اضغط الوصلة https://www.youtube.com/watch?v=1G3HM7l5HIo لفتح المصدر.