Not only plants photosynthesise. Algae (which are not plants) and some other organisms – including sea slugs and pea aphids – contain chlorophyll and can also take sunlight and turn it into an energy source.
100 Mind-Blowing Pea Facts
Peas are the oldest vegetables. The oldest known vegetable is the pea which tracks back to Stone Age settlements over 8,000 years ago. This vegetable has been cultivated by humans for centuries.
The pea is the oldest known vegetable. Historians have found traces of its origins dating back as far as the Stone Age. Since then it has been heavily cultivated and consumed.