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kow [346]
3 years ago
14

What are stromatolite structures built by ?

Biology
2 answers:
Artemon [7]3 years ago
7 0

Modern stromatolites – living fossils. Originating over 3 billion years ago, stromatolites are the oldest known fossils (timeline). Fossilized stromatolites were laid down as colonial structures built by photosynthesizing Cyanobacteria and other microbes.

Rashid [163]3 years ago
3 0

Answer:

Stromatolite structures built by:<u> photosynthesizing microbe such as cyanobacteria</u>

Explanation:

  • Stromatolite has a structure like a rock. They are formed by photosynthesizing microbes such as cyanobacteria.
  • stromatolite is one of the oldest fossils, which are formed in the shallow water and built by the precipitating activity of the bacteria which are phototropic such as cyanobacteria.
  • Another method by which stromatolites are formed by its own process of precipitation.
  • fossilized stromatolite gives evidence of the first ancient life form on the earth.
  • Marine stromatolite is found in hypersaline, whereas nonmarine stromatolite is found in lakes, frozen lakes, and thermal springs.

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