Answer:
Lake Ontario doesnt freeze over as easy because it is longer, resulting in thiner ice, which will easily melt and break off, while lake superior is deeper, which makes the ice thicker. And lake Ontario isn't as deep which doesn't make it as thick.
Answer:
The correct answer is - option C. 2 billion.
Explanation:
Cyanobacteria or BGA are microscopic organisms that live in water bodies normally and make their own food. These are unicellular organisms that have been around 3 and a half million years and consider as the first photosynthetic organisms responsible for the availability of oxygen on earth. These cells are also considered as the cell that evolved in the eukaryotic cells by differentiation around 2 billion years ago. The aggregated form of the cells are known as the mats.
Answer:
B. Domain
Explanation:
In order from broadest to most specific:
Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species
