The diagram shown below shows a lake ecosystem divided into zones. Why is more diversity of life found in zone 1? * - 5 0 0 0 0 zone 1 zone 2 zone 3

chert is a sedimentary rock composed of microcrystalline or cryptocrystalline silica. with this little bit of information, you can come to the conclusion that your answer is c.  

explanation:

the sun creates it's own light, also gives light and life to bunch of stuff like plants,animals,humans etc.photosyntesis is the process of making food which needs sun,water,nutrients etc.