Beyond Plants: Photosynthesis by Ocean Microbes, Chemosynthesis

Please read each article and watch the accompanying video. Then, respond to the following:

With Every Breath You Take, Thank the Ocean

How long ago did photosynthesis begin in the ocean? How does that compare to the first instance of photosynthesizing land plants?

Fill in the blank: One out of every breaths we take can be traced back to Prochlorococcus, a species of cyanobacteria (blue-green algae).

At what depth does photosynthesis in the ocean stop?

What is the difference between photosynthesis and chemosynthesis?: Ocean Exploration Facts

Why aren’t there any plants living in the bottom of the ocean?

There aren’t any plants living in the bottom because

What IS the difference between photosynthesis and chemosynthesis?

What new wondering or question do you have as a result of reading both of these articles?