During the early earth, when photosynthesis has not yet evolved, there were only negligible amounts of free oxygen in the atmosphere. It was said that the Earth's atmosphere had no free oxygen then. This is about 3.5 billion years ago.
Answer:
Madagascar
Explanation:
The largest number of islands of Africa are found in the Indian Ocean, with the sovereign island nations of Comoros, Seychelles, Mauritius and Madagascar located off the southeastern seaboard of Africa being the most notable.
Answer:
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Explanation:
Tamiya-nika
Answer:
The Atlantic Ocean has fornmed in the Jurassic Period about 150 million years ago.
Answer:
The foundations of Canadian federalism were laid at the Quebec Conference of 1864. The Quebec Resolutions were a compromise between those who wanted sovereignty vested in the federal government and those who wanted it vested in the provinces
