Answer:
B. Aerobic bottom water
D. High organic productivity in the overlying oxygen rich water
Explanation:
A Shale is a sedimentary rock usually formed from silt and clay-size mineral. There are different colors of Shale. The Black Shale is formed under anaerobic conditions. This means that oxygen is deficient in the water where the Shale forms.
A little amount of organic materials is required for the formation of Black Shale and because Black Shale is formed in an environment lacking oxygen, an oxygen-rich water would not be necessary for its growth. Sediments are necessary in the formation of Black Shale.
Answer:
The benefits of green buildings have convinced many architects and construction companies to “go green” in order to protect the environment, save money, reduce pollution, and increase human health and happiness. Green building is a trend that is here to stay.Buildings that are “green” also have reduced operating costs.
Explanation:
i just did it and i got it right
Nitrogen (78%), Oxygen (21%), Argon (0.9%), and the remaining 0.1% consists of traces of neon, krypton xenon, carbon dioxide, nitrogen oxides, and traces of others. so Nitrogen is the greatest. I hope this helps :)
<span>The Senate can oppose its bills.
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Try using demos graphs to see it. there ed is an app and a website
